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Finding the Fourth Proportional to 558.98, 832.12 and 532.45

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Solution

The fourth proportional to 558.98, 832.12 and 532.45 is: 792.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    558.98 : 832.12 = 532.45 : x
  2. Step 2: Convert to fraction form
    558.98/832.12 = 532.45/x
  3. Step 3: Cross multiply
    558.98x = 832.12 × 532.45
  4. Step 4: Simplify right side
    558.98x = 443,062.29
  5. Step 5: Solve for x
    x = 443,062.29/558.98
  6. Step 6: Final answer
    x = 792.63

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.