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Finding the Fourth Proportional to 500,192.87, 750,289.30 and 168,002.15

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Solution

The fourth proportional to 500,192.87, 750,289.30 and 168,002.15 is: 252,003.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,192.87 : 750,289.30 = 168,002.15 : x
  2. Step 2: Convert to fraction form
    500,192.87/750,289.30 = 168,002.15/x
  3. Step 3: Cross multiply
    500,192.87x = 750,289.30 × 168,002.15
  4. Step 4: Simplify right side
    500,192.87x = 126,050,211,350.54
  5. Step 5: Solve for x
    x = 126,050,211,350.54/500,192.87
  6. Step 6: Final answer
    x = 252,003.22

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Similar ratio
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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.