Home / 1,026,769.92-1,539,591.12-316,600.80

Finding the Fourth Proportional to 1,026,769.92, 1,539,591.12 and 316,600.80

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Solution

The fourth proportional to 1,026,769.92, 1,539,591.12 and 316,600.80 is: 474,727.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,026,769.92 : 1,539,591.12 = 316,600.80 : x
  2. Step 2: Convert to fraction form
    1,026,769.92/1,539,591.12 = 316,600.80/x
  3. Step 3: Cross multiply
    1,026,769.92x = 1,539,591.12 × 316,600.80
  4. Step 4: Simplify right side
    1,026,769.92x = 487,435,780,264.90
  5. Step 5: Solve for x
    x = 487,435,780,264.90/1,026,769.92
  6. Step 6: Final answer
    x = 474,727.37

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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.