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Finding the Fourth Proportional to 650,269.70, 975,404.55 and 450,815.30

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Solution

The fourth proportional to 650,269.70, 975,404.55 and 450,815.30 is: 676,222.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,269.70 : 975,404.55 = 450,815.30 : x
  2. Step 2: Convert to fraction form
    650,269.70/975,404.55 = 450,815.30/x
  3. Step 3: Cross multiply
    650,269.70x = 975,404.55 × 450,815.30
  4. Step 4: Simplify right side
    650,269.70x = 439,727,294,829.62
  5. Step 5: Solve for x
    x = 439,727,294,829.62/650,269.70
  6. Step 6: Final answer
    x = 676,222.95

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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.