Home / 1,491,572.40-2,237,358.60-369,641.40

Finding the Fourth Proportional to 1,491,572.40, 2,237,358.60 and 369,641.40

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Solution

The fourth proportional to 1,491,572.40, 2,237,358.60 and 369,641.40 is: 554,462.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,491,572.40 : 2,237,358.60 = 369,641.40 : x
  2. Step 2: Convert to fraction form
    1,491,572.40/2,237,358.60 = 369,641.40/x
  3. Step 3: Cross multiply
    1,491,572.40x = 2,237,358.60 × 369,641.40
  4. Step 4: Simplify right side
    1,491,572.40x = 827,020,365,206.04
  5. Step 5: Solve for x
    x = 827,020,365,206.04/1,491,572.40
  6. Step 6: Final answer
    x = 554,462.10

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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.