Home / 729,664.60-1,094,496.90-449,728.60

Finding the Fourth Proportional to 729,664.60, 1,094,496.90 and 449,728.60

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Solution

The fourth proportional to 729,664.60, 1,094,496.90 and 449,728.60 is: 674,592.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,664.60 : 1,094,496.90 = 449,728.60 : x
  2. Step 2: Convert to fraction form
    729,664.60/1,094,496.90 = 449,728.60/x
  3. Step 3: Cross multiply
    729,664.60x = 1,094,496.90 × 449,728.60
  4. Step 4: Simplify right side
    729,664.60x = 492,226,558,541.34
  5. Step 5: Solve for x
    x = 492,226,558,541.34/729,664.60
  6. Step 6: Final answer
    x = 674,592.90

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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.