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Finding the Fourth Proportional to 363,466.73, 501,739.17 and 258,758.18

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Solution

The fourth proportional to 363,466.73, 501,739.17 and 258,758.18 is: 357,196.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,466.73 : 501,739.17 = 258,758.18 : x
  2. Step 2: Convert to fraction form
    363,466.73/501,739.17 = 258,758.18/x
  3. Step 3: Cross multiply
    363,466.73x = 501,739.17 × 258,758.18
  4. Step 4: Simplify right side
    363,466.73x = 129,829,114,463.91
  5. Step 5: Solve for x
    x = 129,829,114,463.91/363,466.73
  6. Step 6: Final answer
    x = 357,196.69

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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.