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Finding the Fourth Proportional to 500,189, 750,402.84 and 163,230.28

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Solution

The fourth proportional to 500,189, 750,402.84 and 163,230.28 is: 244,884.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,189 : 750,402.84 = 163,230.28 : x
  2. Step 2: Convert to fraction form
    500,189/750,402.84 = 163,230.28/x
  3. Step 3: Cross multiply
    500,189x = 750,402.84 × 163,230.28
  4. Step 4: Simplify right side
    500,189x = 122,488,465,686.00
  5. Step 5: Solve for x
    x = 122,488,465,686.00/500,189
  6. Step 6: Final answer
    x = 244,884.37

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1.5x scale

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.