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Finding the Fourth Proportional to 500,200.20, 750,300.30 and 441,151.20

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Solution

The fourth proportional to 500,200.20, 750,300.30 and 441,151.20 is: 661,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,200.20 : 750,300.30 = 441,151.20 : x
  2. Step 2: Convert to fraction form
    500,200.20/750,300.30 = 441,151.20/x
  3. Step 3: Cross multiply
    500,200.20x = 750,300.30 × 441,151.20
  4. Step 4: Simplify right side
    500,200.20x = 330,995,877,705.36
  5. Step 5: Solve for x
    x = 330,995,877,705.36/500,200.20
  6. Step 6: Final answer
    x = 661,726.80

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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.