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Finding the Fourth Proportional to 394,591.09, 592,307.84 and 170,062.33

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Solution

The fourth proportional to 394,591.09, 592,307.84 and 170,062.33 is: 255,275.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,591.09 : 592,307.84 = 170,062.33 : x
  2. Step 2: Convert to fraction form
    394,591.09/592,307.84 = 170,062.33/x
  3. Step 3: Cross multiply
    394,591.09x = 592,307.84 × 170,062.33
  4. Step 4: Simplify right side
    394,591.09x = 100,729,251,347.67
  5. Step 5: Solve for x
    x = 100,729,251,347.67/394,591.09
  6. Step 6: Final answer
    x = 255,275.03

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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.