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Finding the Fourth Proportional to 462,046.56, 637,385.42 and 292,379.10

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Solution

The fourth proportional to 462,046.56, 637,385.42 and 292,379.10 is: 403,332.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    462,046.56 : 637,385.42 = 292,379.10 : x
  2. Step 2: Convert to fraction form
    462,046.56/637,385.42 = 292,379.10/x
  3. Step 3: Cross multiply
    462,046.56x = 637,385.42 × 292,379.10
  4. Step 4: Simplify right side
    462,046.56x = 186,358,173,990.83
  5. Step 5: Solve for x
    x = 186,358,173,990.83/462,046.56
  6. Step 6: Final answer
    x = 403,332.02

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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.