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Finding the Fourth Proportional to 429,578.88, 592,802.46 and 238,604.52

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Solution

The fourth proportional to 429,578.88, 592,802.46 and 238,604.52 is: 329,265.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    429,578.88 : 592,802.46 = 238,604.52 : x
  2. Step 2: Convert to fraction form
    429,578.88/592,802.46 = 238,604.52/x
  3. Step 3: Cross multiply
    429,578.88x = 592,802.46 × 238,604.52
  4. Step 4: Simplify right side
    429,578.88x = 141,445,346,423.12
  5. Step 5: Solve for x
    x = 141,445,346,423.12/429,578.88
  6. Step 6: Final answer
    x = 329,265.13

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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.