Home / 748,956.39-1,123,434.58-250,320.39

Finding the Fourth Proportional to 748,956.39, 1,123,434.58 and 250,320.39

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Solution

The fourth proportional to 748,956.39, 1,123,434.58 and 250,320.39 is: 375,480.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,956.39 : 1,123,434.58 = 250,320.39 : x
  2. Step 2: Convert to fraction form
    748,956.39/1,123,434.58 = 250,320.39/x
  3. Step 3: Cross multiply
    748,956.39x = 1,123,434.58 × 250,320.39
  4. Step 4: Simplify right side
    748,956.39x = 281,218,582,205.09
  5. Step 5: Solve for x
    x = 281,218,582,205.09/748,956.39
  6. Step 6: Final answer
    x = 375,480.58

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Half scale
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Double scale
Find fourth proportional to 748,957.39, 1,123,436.08 and 250,321.39
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.