Home / 747,073.60-1,119,944.52-273,648.12

Finding the Fourth Proportional to 747,073.60, 1,119,944.52 and 273,648.12

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Solution

The fourth proportional to 747,073.60, 1,119,944.52 and 273,648.12 is: 410,228.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,073.60 : 1,119,944.52 = 273,648.12 : x
  2. Step 2: Convert to fraction form
    747,073.60/1,119,944.52 = 273,648.12/x
  3. Step 3: Cross multiply
    747,073.60x = 1,119,944.52 × 273,648.12
  4. Step 4: Simplify right side
    747,073.60x = 306,470,712,402.30
  5. Step 5: Solve for x
    x = 306,470,712,402.30/747,073.60
  6. Step 6: Final answer
    x = 410,228.27

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Double scale
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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.