Home / 1,034,160.40-1,551,289.20-324,211.60

Finding the Fourth Proportional to 1,034,160.40, 1,551,289.20 and 324,211.60

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Solution

The fourth proportional to 1,034,160.40, 1,551,289.20 and 324,211.60 is: 486,332.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,034,160.40 : 1,551,289.20 = 324,211.60 : x
  2. Step 2: Convert to fraction form
    1,034,160.40/1,551,289.20 = 324,211.60/x
  3. Step 3: Cross multiply
    1,034,160.40x = 1,551,289.20 × 324,211.60
  4. Step 4: Simplify right side
    1,034,160.40x = 502,945,953,594.72
  5. Step 5: Solve for x
    x = 502,945,953,594.72/1,034,160.40
  6. Step 6: Final answer
    x = 486,332.64

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Double scale
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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.