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Finding the Fourth Proportional to 585,964.72, 808,647.24 and 331,354

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Solution

The fourth proportional to 585,964.72, 808,647.24 and 331,354 is: 457,277.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    585,964.72 : 808,647.24 = 331,354 : x
  2. Step 2: Convert to fraction form
    585,964.72/808,647.24 = 331,354/x
  3. Step 3: Cross multiply
    585,964.72x = 808,647.24 × 331,354
  4. Step 4: Simplify right side
    585,964.72x = 267,948,497,562.96
  5. Step 5: Solve for x
    x = 267,948,497,562.96/585,964.72
  6. Step 6: Final answer
    x = 457,277.53

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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.