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Finding the Fourth Proportional to 427,388.97, 592,493.89 and 404,636.88

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Solution

The fourth proportional to 427,388.97, 592,493.89 and 404,636.88 is: 560,952.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    427,388.97 : 592,493.89 = 404,636.88 : x
  2. Step 2: Convert to fraction form
    427,388.97/592,493.89 = 404,636.88/x
  3. Step 3: Cross multiply
    427,388.97x = 592,493.89 × 404,636.88
  4. Step 4: Simplify right side
    427,388.97x = 239,744,879,068.66
  5. Step 5: Solve for x
    x = 239,744,879,068.66/427,388.97
  6. Step 6: Final answer
    x = 560,952.42

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.