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Finding the Fourth Proportional to 590.69, 884.12 and 560.59

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Solution

The fourth proportional to 590.69, 884.12 and 560.59 is: 839.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    590.69 : 884.12 = 560.59 : x
  2. Step 2: Convert to fraction form
    590.69/884.12 = 560.59/x
  3. Step 3: Cross multiply
    590.69x = 884.12 × 560.59
  4. Step 4: Simplify right side
    590.69x = 495,623.82
  5. Step 5: Solve for x
    x = 495,623.82/590.69
  6. Step 6: Final answer
    x = 839.06

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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.