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Finding the Fourth Proportional to 502,810.44, 754,215.65 and 353,717.86

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Solution

The fourth proportional to 502,810.44, 754,215.65 and 353,717.86 is: 530,576.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    502,810.44 : 754,215.65 = 353,717.86 : x
  2. Step 2: Convert to fraction form
    502,810.44/754,215.65 = 353,717.86/x
  3. Step 3: Cross multiply
    502,810.44x = 754,215.65 × 353,717.86
  4. Step 4: Simplify right side
    502,810.44x = 266,779,548,893.87
  5. Step 5: Solve for x
    x = 266,779,548,893.87/502,810.44
  6. Step 6: Final answer
    x = 530,576.79

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Similar ratio
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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.