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Finding the Fourth Proportional to 462,086.67, 637,265.17 and 384,818.14

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Solution

The fourth proportional to 462,086.67, 637,265.17 and 384,818.14 is: 530,703.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,086.67 : 637,265.17 = 384,818.14 : x
  2. Step 2: Convert to fraction form
    462,086.67/637,265.17 = 384,818.14/x
  3. Step 3: Cross multiply
    462,086.67x = 637,265.17 × 384,818.14
  4. Step 4: Simplify right side
    462,086.67x = 245,231,198,683.79
  5. Step 5: Solve for x
    x = 245,231,198,683.79/462,086.67
  6. Step 6: Final answer
    x = 530,703.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.