Home / 729,959.20-1,094,193.60-493,325.80

Finding the Fourth Proportional to 729,959.20, 1,094,193.60 and 493,325.80

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Solution

The fourth proportional to 729,959.20, 1,094,193.60 and 493,325.80 is: 739,485.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,959.20 : 1,094,193.60 = 493,325.80 : x
  2. Step 2: Convert to fraction form
    729,959.20/1,094,193.60 = 493,325.80/x
  3. Step 3: Cross multiply
    729,959.20x = 1,094,193.60 × 493,325.80
  4. Step 4: Simplify right side
    729,959.20x = 539,793,933,074.88
  5. Step 5: Solve for x
    x = 539,793,933,074.88/729,959.20
  6. Step 6: Final answer
    x = 739,485.07

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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.