Home / 747,074.60-1,119,946.02-273,649.12

Finding the Fourth Proportional to 747,074.60, 1,119,946.02 and 273,649.12

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Solution

The fourth proportional to 747,074.60, 1,119,946.02 and 273,649.12 is: 410,229.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    747,074.60 : 1,119,946.02 = 273,649.12 : x
  2. Step 2: Convert to fraction form
    747,074.60/1,119,946.02 = 273,649.12/x
  3. Step 3: Cross multiply
    747,074.60x = 1,119,946.02 × 273,649.12
  4. Step 4: Simplify right side
    747,074.60x = 306,472,242,820.50
  5. Step 5: Solve for x
    x = 306,472,242,820.50/747,074.60
  6. Step 6: Final answer
    x = 410,229.77

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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.