Home / 791,351.26-1,092,063.19-428,784.93

Finding the Fourth Proportional to 791,351.26, 1,092,063.19 and 428,784.93

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Solution

The fourth proportional to 791,351.26, 1,092,063.19 and 428,784.93 is: 591,722.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    791,351.26 : 1,092,063.19 = 428,784.93 : x
  2. Step 2: Convert to fraction form
    791,351.26/1,092,063.19 = 428,784.93/x
  3. Step 3: Cross multiply
    791,351.26x = 1,092,063.19 × 428,784.93
  4. Step 4: Simplify right side
    791,351.26x = 468,260,238,479.73
  5. Step 5: Solve for x
    x = 468,260,238,479.73/791,351.26
  6. Step 6: Final answer
    x = 591,722.36

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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.