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Finding the Fourth Proportional to 568.59, 848.92 and 562.71

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Solution

The fourth proportional to 568.59, 848.92 and 562.71 is: 840.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    568.59 : 848.92 = 562.71 : x
  2. Step 2: Convert to fraction form
    568.59/848.92 = 562.71/x
  3. Step 3: Cross multiply
    568.59x = 848.92 × 562.71
  4. Step 4: Simplify right side
    568.59x = 477,695.77
  5. Step 5: Solve for x
    x = 477,695.77/568.59
  6. Step 6: Final answer
    x = 840.14

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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.