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Finding the Fourth Proportional to 487,150.52, 730,798.68 and 150,163.16

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Solution

The fourth proportional to 487,150.52, 730,798.68 and 150,163.16 is: 225,267.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    487,150.52 : 730,798.68 = 150,163.16 : x
  2. Step 2: Convert to fraction form
    487,150.52/730,798.68 = 150,163.16/x
  3. Step 3: Cross multiply
    487,150.52x = 730,798.68 × 150,163.16
  4. Step 4: Simplify right side
    487,150.52x = 109,739,039,112.63
  5. Step 5: Solve for x
    x = 109,739,039,112.63/487,150.52
  6. Step 6: Final answer
    x = 225,267.21

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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.