Home / 454,938.57-682,488.16-155,348.96

Finding the Fourth Proportional to 454,938.57, 682,488.16 and 155,348.96

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Solution

The fourth proportional to 454,938.57, 682,488.16 and 155,348.96 is: 233,050.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    454,938.57 : 682,488.16 = 155,348.96 : x
  2. Step 2: Convert to fraction form
    454,938.57/682,488.16 = 155,348.96/x
  3. Step 3: Cross multiply
    454,938.57x = 682,488.16 × 155,348.96
  4. Step 4: Simplify right side
    454,938.57x = 106,023,822,067.50
  5. Step 5: Solve for x
    x = 106,023,822,067.50/454,938.57
  6. Step 6: Final answer
    x = 233,050.85

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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.