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Finding the Fourth Proportional to 429,352.98, 592,508.43 and 238,366.86

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Solution

The fourth proportional to 429,352.98, 592,508.43 and 238,366.86 is: 328,947.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,352.98 : 592,508.43 = 238,366.86 : x
  2. Step 2: Convert to fraction form
    429,352.98/592,508.43 = 238,366.86/x
  3. Step 3: Cross multiply
    429,352.98x = 592,508.43 × 238,366.86
  4. Step 4: Simplify right side
    429,352.98x = 141,234,373,982.63
  5. Step 5: Solve for x
    x = 141,234,373,982.63/429,352.98
  6. Step 6: Final answer
    x = 328,947.00

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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.