Home / 838,633.43-1,258,151.24-270,068.11

Finding the Fourth Proportional to 838,633.43, 1,258,151.24 and 270,068.11

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Solution

The fourth proportional to 838,633.43, 1,258,151.24 and 270,068.11 is: 405,166.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    838,633.43 : 1,258,151.24 = 270,068.11 : x
  2. Step 2: Convert to fraction form
    838,633.43/1,258,151.24 = 270,068.11/x
  3. Step 3: Cross multiply
    838,633.43x = 1,258,151.24 × 270,068.11
  4. Step 4: Simplify right side
    838,633.43x = 339,786,525,010.75
  5. Step 5: Solve for x
    x = 339,786,525,010.75/838,633.43
  6. Step 6: Final answer
    x = 405,166.92

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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.