Home / 215,506.28-323,260.02-215,194.88

Finding the Fourth Proportional to 215,506.28, 323,260.02 and 215,194.88

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Solution

The fourth proportional to 215,506.28, 323,260.02 and 215,194.88 is: 322,792.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,506.28 : 323,260.02 = 215,194.88 : x
  2. Step 2: Convert to fraction form
    215,506.28/323,260.02 = 215,194.88/x
  3. Step 3: Cross multiply
    215,506.28x = 323,260.02 × 215,194.88
  4. Step 4: Simplify right side
    215,506.28x = 69,563,901,212.70
  5. Step 5: Solve for x
    x = 69,563,901,212.70/215,506.28
  6. Step 6: Final answer
    x = 322,792.92

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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.