Home / 1,098,182.79-1,646,888.19-329,451.27

Finding the Fourth Proportional to 1,098,182.79, 1,646,888.19 and 329,451.27

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Solution

The fourth proportional to 1,098,182.79, 1,646,888.19 and 329,451.27 is: 494,061.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,182.79 : 1,646,888.19 = 329,451.27 : x
  2. Step 2: Convert to fraction form
    1,098,182.79/1,646,888.19 = 329,451.27/x
  3. Step 3: Cross multiply
    1,098,182.79x = 1,646,888.19 × 329,451.27
  4. Step 4: Simplify right side
    1,098,182.79x = 542,569,405,743.50
  5. Step 5: Solve for x
    x = 542,569,405,743.50/1,098,182.79
  6. Step 6: Final answer
    x = 494,061.11

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Double scale
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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.