Home / 748,416.56-1,123,466.20-299,454.24

Finding the Fourth Proportional to 748,416.56, 1,123,466.20 and 299,454.24

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Solution

The fourth proportional to 748,416.56, 1,123,466.20 and 299,454.24 is: 449,518.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,416.56 : 1,123,466.20 = 299,454.24 : x
  2. Step 2: Convert to fraction form
    748,416.56/1,123,466.20 = 299,454.24/x
  3. Step 3: Cross multiply
    748,416.56x = 1,123,466.20 × 299,454.24
  4. Step 4: Simplify right side
    748,416.56x = 336,426,717,086.69
  5. Step 5: Solve for x
    x = 336,426,717,086.69/748,416.56
  6. Step 6: Final answer
    x = 449,518.00

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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.