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Finding the Fourth Proportional to 1,001.26, 1,500.54 and 590.32

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Solution

The fourth proportional to 1,001.26, 1,500.54 and 590.32 is: 884.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,001.26 : 1,500.54 = 590.32 : x
  2. Step 2: Convert to fraction form
    1,001.26/1,500.54 = 590.32/x
  3. Step 3: Cross multiply
    1,001.26x = 1,500.54 × 590.32
  4. Step 4: Simplify right side
    1,001.26x = 885,798.77
  5. Step 5: Solve for x
    x = 885,798.77/1,001.26
  6. Step 6: Final answer
    x = 884.68

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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.