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Finding the Fourth Proportional to 1,565.82, 2,349.86 and 591.92

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Solution

The fourth proportional to 1,565.82, 2,349.86 and 591.92 is: 888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565.82 : 2,349.86 = 591.92 : x
  2. Step 2: Convert to fraction form
    1,565.82/2,349.86 = 591.92/x
  3. Step 3: Cross multiply
    1,565.82x = 2,349.86 × 591.92
  4. Step 4: Simplify right side
    1,565.82x = 1,390,929.13
  5. Step 5: Solve for x
    x = 1,390,929.13/1,565.82
  6. Step 6: Final answer
    x = 888.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.