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Finding the Fourth Proportional to 504,641.78, 756,833.76 and 149,572.76

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Solution

The fourth proportional to 504,641.78, 756,833.76 and 149,572.76 is: 224,320.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    504,641.78 : 756,833.76 = 149,572.76 : x
  2. Step 2: Convert to fraction form
    504,641.78/756,833.76 = 149,572.76/x
  3. Step 3: Cross multiply
    504,641.78x = 756,833.76 × 149,572.76
  4. Step 4: Simplify right side
    504,641.78x = 113,201,714,344.38
  5. Step 5: Solve for x
    x = 113,201,714,344.38/504,641.78
  6. Step 6: Final answer
    x = 224,320.93

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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.