Home / 782,502.40-1,173,753.60-729,625.60

Finding the Fourth Proportional to 782,502.40, 1,173,753.60 and 729,625.60

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Solution

The fourth proportional to 782,502.40, 1,173,753.60 and 729,625.60 is: 1,094,438.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    782,502.40 : 1,173,753.60 = 729,625.60 : x
  2. Step 2: Convert to fraction form
    782,502.40/1,173,753.60 = 729,625.60/x
  3. Step 3: Cross multiply
    782,502.40x = 1,173,753.60 × 729,625.60
  4. Step 4: Simplify right side
    782,502.40x = 856,400,674,652.16
  5. Step 5: Solve for x
    x = 856,400,674,652.16/782,502.40
  6. Step 6: Final answer
    x = 1,094,438.40

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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.