Home / 454,753.32-682,013.63-134,830.38

Finding the Fourth Proportional to 454,753.32, 682,013.63 and 134,830.38

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Solution

The fourth proportional to 454,753.32, 682,013.63 and 134,830.38 is: 202,211.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,753.32 : 682,013.63 = 134,830.38 : x
  2. Step 2: Convert to fraction form
    454,753.32/682,013.63 = 134,830.38/x
  3. Step 3: Cross multiply
    454,753.32x = 682,013.63 × 134,830.38
  4. Step 4: Simplify right side
    454,753.32x = 91,956,156,223.93
  5. Step 5: Solve for x
    x = 91,956,156,223.93/454,753.32
  6. Step 6: Final answer
    x = 202,211.07

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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.