Home / 451,948.50-623,691.36-248,018.85

Finding the Fourth Proportional to 451,948.50, 623,691.36 and 248,018.85

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Solution

The fourth proportional to 451,948.50, 623,691.36 and 248,018.85 is: 342,267.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,948.50 : 623,691.36 = 248,018.85 : x
  2. Step 2: Convert to fraction form
    451,948.50/623,691.36 = 248,018.85/x
  3. Step 3: Cross multiply
    451,948.50x = 623,691.36 × 248,018.85
  4. Step 4: Simplify right side
    451,948.50x = 154,687,213,862.14
  5. Step 5: Solve for x
    x = 154,687,213,862.14/451,948.50
  6. Step 6: Final answer
    x = 342,267.35

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.