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Finding the Fourth Proportional to 429,010.88, 592,035.08 and 238,023.81

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Solution

The fourth proportional to 429,010.88, 592,035.08 and 238,023.81 is: 328,472.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,010.88 : 592,035.08 = 238,023.81 : x
  2. Step 2: Convert to fraction form
    429,010.88/592,035.08 = 238,023.81/x
  3. Step 3: Cross multiply
    429,010.88x = 592,035.08 × 238,023.81
  4. Step 4: Simplify right side
    429,010.88x = 140,918,445,990.31
  5. Step 5: Solve for x
    x = 140,918,445,990.31/429,010.88
  6. Step 6: Final answer
    x = 328,472.90

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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.