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Finding the Fourth Proportional to 615,200.90, 922,801.35 and 377,773.70

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Solution

The fourth proportional to 615,200.90, 922,801.35 and 377,773.70 is: 566,660.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,200.90 : 922,801.35 = 377,773.70 : x
  2. Step 2: Convert to fraction form
    615,200.90/922,801.35 = 377,773.70/x
  3. Step 3: Cross multiply
    615,200.90x = 922,801.35 × 377,773.70
  4. Step 4: Simplify right side
    615,200.90x = 348,610,080,354.50
  5. Step 5: Solve for x
    x = 348,610,080,354.50/615,200.90
  6. Step 6: Final answer
    x = 566,660.55

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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.