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Finding the Fourth Proportional to 566.86, 782.82 and 432.04

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Solution

The fourth proportional to 566.86, 782.82 and 432.04 is: 596.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    566.86 : 782.82 = 432.04 : x
  2. Step 2: Convert to fraction form
    566.86/782.82 = 432.04/x
  3. Step 3: Cross multiply
    566.86x = 782.82 × 432.04
  4. Step 4: Simplify right side
    566.86x = 338,209.55
  5. Step 5: Solve for x
    x = 338,209.55/566.86
  6. Step 6: Final answer
    x = 596.64

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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.