Home / 748,879.60-1,123,319.40-734,882.80

Finding the Fourth Proportional to 748,879.60, 1,123,319.40 and 734,882.80

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Solution

The fourth proportional to 748,879.60, 1,123,319.40 and 734,882.80 is: 1,102,324.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,879.60 : 1,123,319.40 = 734,882.80 : x
  2. Step 2: Convert to fraction form
    748,879.60/1,123,319.40 = 734,882.80/x
  3. Step 3: Cross multiply
    748,879.60x = 1,123,319.40 × 734,882.80
  4. Step 4: Simplify right side
    748,879.60x = 825,508,105,966.32
  5. Step 5: Solve for x
    x = 825,508,105,966.32/748,879.60
  6. Step 6: Final answer
    x = 1,102,324.20

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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.