Home / 790,706.79-1,185,882.36-363,833.13

Finding the Fourth Proportional to 790,706.79, 1,185,882.36 and 363,833.13

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Solution

The fourth proportional to 790,706.79, 1,185,882.36 and 363,833.13 is: 545,667.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    790,706.79 : 1,185,882.36 = 363,833.13 : x
  2. Step 2: Convert to fraction form
    790,706.79/1,185,882.36 = 363,833.13/x
  3. Step 3: Cross multiply
    790,706.79x = 1,185,882.36 × 363,833.13
  4. Step 4: Simplify right side
    790,706.79x = 431,463,290,850.59
  5. Step 5: Solve for x
    x = 431,463,290,850.59/790,706.79
  6. Step 6: Final answer
    x = 545,667.87

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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.