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Finding the Fourth Proportional to 466,920.60, 700,380.90 and 446,443.80

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Solution

The fourth proportional to 466,920.60, 700,380.90 and 446,443.80 is: 669,665.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    466,920.60 : 700,380.90 = 446,443.80 : x
  2. Step 2: Convert to fraction form
    466,920.60/700,380.90 = 446,443.80/x
  3. Step 3: Cross multiply
    466,920.60x = 700,380.90 × 446,443.80
  4. Step 4: Simplify right side
    466,920.60x = 312,680,710,443.42
  5. Step 5: Solve for x
    x = 312,680,710,443.42/466,920.60
  6. Step 6: Final answer
    x = 669,665.70

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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.