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Finding the Fourth Proportional to 1,532.01, 2,297.41 and 557.89

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Solution

The fourth proportional to 1,532.01, 2,297.41 and 557.89 is: 836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,532.01 : 2,297.41 = 557.89 : x
  2. Step 2: Convert to fraction form
    1,532.01/2,297.41 = 557.89/x
  3. Step 3: Cross multiply
    1,532.01x = 2,297.41 × 557.89
  4. Step 4: Simplify right side
    1,532.01x = 1,281,702.06
  5. Step 5: Solve for x
    x = 1,281,702.06/1,532.01
  6. Step 6: Final answer
    x = 836.61

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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.