Home / 880,937.80-1,321,406.70-615,217.30

Finding the Fourth Proportional to 880,937.80, 1,321,406.70 and 615,217.30

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Solution

The fourth proportional to 880,937.80, 1,321,406.70 and 615,217.30 is: 922,825.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,937.80 : 1,321,406.70 = 615,217.30 : x
  2. Step 2: Convert to fraction form
    880,937.80/1,321,406.70 = 615,217.30/x
  3. Step 3: Cross multiply
    880,937.80x = 1,321,406.70 × 615,217.30
  4. Step 4: Simplify right side
    880,937.80x = 812,952,262,175.91
  5. Step 5: Solve for x
    x = 812,952,262,175.91/880,937.80
  6. Step 6: Final answer
    x = 922,825.95

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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.