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Finding the Fourth Proportional to 650,204.20, 975,306.30 and 437,627.80

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Solution

The fourth proportional to 650,204.20, 975,306.30 and 437,627.80 is: 656,441.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,204.20 : 975,306.30 = 437,627.80 : x
  2. Step 2: Convert to fraction form
    650,204.20/975,306.30 = 437,627.80/x
  3. Step 3: Cross multiply
    650,204.20x = 975,306.30 × 437,627.80
  4. Step 4: Simplify right side
    650,204.20x = 426,821,150,395.14
  5. Step 5: Solve for x
    x = 426,821,150,395.14/650,204.20
  6. Step 6: Final answer
    x = 656,441.70

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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.