Home / 1,034,288.70-1,551,433.05-324,315.60

Finding the Fourth Proportional to 1,034,288.70, 1,551,433.05 and 324,315.60

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Solution

The fourth proportional to 1,034,288.70, 1,551,433.05 and 324,315.60 is: 486,473.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,288.70 : 1,551,433.05 = 324,315.60 : x
  2. Step 2: Convert to fraction form
    1,034,288.70/1,551,433.05 = 324,315.60/x
  3. Step 3: Cross multiply
    1,034,288.70x = 1,551,433.05 × 324,315.60
  4. Step 4: Simplify right side
    1,034,288.70x = 503,153,940,470.58
  5. Step 5: Solve for x
    x = 503,153,940,470.58/1,034,288.70
  6. Step 6: Final answer
    x = 486,473.40

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Half scale
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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.