Home / 733,517.40-1,100,276.10-418,589.40

Finding the Fourth Proportional to 733,517.40, 1,100,276.10 and 418,589.40

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Solution

The fourth proportional to 733,517.40, 1,100,276.10 and 418,589.40 is: 627,884.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,517.40 : 1,100,276.10 = 418,589.40 : x
  2. Step 2: Convert to fraction form
    733,517.40/1,100,276.10 = 418,589.40/x
  3. Step 3: Cross multiply
    733,517.40x = 1,100,276.10 × 418,589.40
  4. Step 4: Simplify right side
    733,517.40x = 460,563,912,533.34
  5. Step 5: Solve for x
    x = 460,563,912,533.34/733,517.40
  6. Step 6: Final answer
    x = 627,884.10

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Double scale
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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.