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Finding the Fourth Proportional to 504,024.71, 756,037.07 and 317,400.71

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Solution

The fourth proportional to 504,024.71, 756,037.07 and 317,400.71 is: 476,101.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,024.71 : 756,037.07 = 317,400.71 : x
  2. Step 2: Convert to fraction form
    504,024.71/756,037.07 = 317,400.71/x
  3. Step 3: Cross multiply
    504,024.71x = 756,037.07 × 317,400.71
  4. Step 4: Simplify right side
    504,024.71x = 239,966,704,297.66
  5. Step 5: Solve for x
    x = 239,966,704,297.66/504,024.71
  6. Step 6: Final answer
    x = 476,101.07

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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.