Home / 719,110.34-1,078,385.17-269,585.93

Finding the Fourth Proportional to 719,110.34, 1,078,385.17 and 269,585.93

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Solution

The fourth proportional to 719,110.34, 1,078,385.17 and 269,585.93 is: 404,273.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    719,110.34 : 1,078,385.17 = 269,585.93 : x
  2. Step 2: Convert to fraction form
    719,110.34/1,078,385.17 = 269,585.93/x
  3. Step 3: Cross multiply
    719,110.34x = 1,078,385.17 × 269,585.93
  4. Step 4: Simplify right side
    719,110.34x = 290,717,469,205.38
  5. Step 5: Solve for x
    x = 290,717,469,205.38/719,110.34
  6. Step 6: Final answer
    x = 404,273.80

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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.