Home / 880,909.13-1,321,363.69-216,061.13

Finding the Fourth Proportional to 880,909.13, 1,321,363.69 and 216,061.13

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Solution

The fourth proportional to 880,909.13, 1,321,363.69 and 216,061.13 is: 324,091.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    880,909.13 : 1,321,363.69 = 216,061.13 : x
  2. Step 2: Convert to fraction form
    880,909.13/1,321,363.69 = 216,061.13/x
  3. Step 3: Cross multiply
    880,909.13x = 1,321,363.69 × 216,061.13
  4. Step 4: Simplify right side
    880,909.13x = 285,495,324,855.40
  5. Step 5: Solve for x
    x = 285,495,324,855.40/880,909.13
  6. Step 6: Final answer
    x = 324,091.69

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Similar ratio
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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.