Home / 748,233.60-1,122,350.40-496,291.20

Finding the Fourth Proportional to 748,233.60, 1,122,350.40 and 496,291.20

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Solution

The fourth proportional to 748,233.60, 1,122,350.40 and 496,291.20 is: 744,436.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,233.60 : 1,122,350.40 = 496,291.20 : x
  2. Step 2: Convert to fraction form
    748,233.60/1,122,350.40 = 496,291.20/x
  3. Step 3: Cross multiply
    748,233.60x = 1,122,350.40 × 496,291.20
  4. Step 4: Simplify right side
    748,233.60x = 557,012,626,836.48
  5. Step 5: Solve for x
    x = 557,012,626,836.48/748,233.60
  6. Step 6: Final answer
    x = 744,436.80

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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.