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Finding the Fourth Proportional to 587,150.48, 810,287.61 and 560,246.28

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Solution

The fourth proportional to 587,150.48, 810,287.61 and 560,246.28 is: 773,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    587,150.48 : 810,287.61 = 560,246.28 : x
  2. Step 2: Convert to fraction form
    587,150.48/810,287.61 = 560,246.28/x
  3. Step 3: Cross multiply
    587,150.48x = 810,287.61 × 560,246.28
  4. Step 4: Simplify right side
    587,150.48x = 453,960,619,232.59
  5. Step 5: Solve for x
    x = 453,960,619,232.59/587,150.48
  6. Step 6: Final answer
    x = 773,158.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.