Home / 733,442.40-1,100,163.60-450,007.20

Finding the Fourth Proportional to 733,442.40, 1,100,163.60 and 450,007.20

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Solution

The fourth proportional to 733,442.40, 1,100,163.60 and 450,007.20 is: 675,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,442.40 : 1,100,163.60 = 450,007.20 : x
  2. Step 2: Convert to fraction form
    733,442.40/1,100,163.60 = 450,007.20/x
  3. Step 3: Cross multiply
    733,442.40x = 1,100,163.60 × 450,007.20
  4. Step 4: Simplify right side
    733,442.40x = 495,081,541,177.92
  5. Step 5: Solve for x
    x = 495,081,541,177.92/733,442.40
  6. Step 6: Final answer
    x = 675,010.80

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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.