Home / 724,832.42-1,087,164.19-192,394.82

Finding the Fourth Proportional to 724,832.42, 1,087,164.19 and 192,394.82

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Solution

The fourth proportional to 724,832.42, 1,087,164.19 and 192,394.82 is: 288,569.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,832.42 : 1,087,164.19 = 192,394.82 : x
  2. Step 2: Convert to fraction form
    724,832.42/1,087,164.19 = 192,394.82/x
  3. Step 3: Cross multiply
    724,832.42x = 1,087,164.19 × 192,394.82
  4. Step 4: Simplify right side
    724,832.42x = 209,164,760,882.42
  5. Step 5: Solve for x
    x = 209,164,760,882.42/724,832.42
  6. Step 6: Final answer
    x = 288,569.82

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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.