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Finding the Fourth Proportional to 394,866.22, 592,373.16 and 158,227.35

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Solution

The fourth proportional to 394,866.22, 592,373.16 and 158,227.35 is: 237,370.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,866.22 : 592,373.16 = 158,227.35 : x
  2. Step 2: Convert to fraction form
    394,866.22/592,373.16 = 158,227.35/x
  3. Step 3: Cross multiply
    394,866.22x = 592,373.16 × 158,227.35
  4. Step 4: Simplify right side
    394,866.22x = 93,729,634,526.79
  5. Step 5: Solve for x
    x = 93,729,634,526.79/394,866.22
  6. Step 6: Final answer
    x = 237,370.61

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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.