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Finding the Fourth Proportional to 502,956, 754,435.82 and 477,728.96

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Solution

The fourth proportional to 502,956, 754,435.82 and 477,728.96 is: 716,595.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,956 : 754,435.82 = 477,728.96 : x
  2. Step 2: Convert to fraction form
    502,956/754,435.82 = 477,728.96/x
  3. Step 3: Cross multiply
    502,956x = 754,435.82 × 477,728.96
  4. Step 4: Simplify right side
    502,956x = 360,415,837,097.49
  5. Step 5: Solve for x
    x = 360,415,837,097.49/502,956
  6. Step 6: Final answer
    x = 716,595.16

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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.