Home / 394,727.07-592,085.45-95,205.43

Finding the Fourth Proportional to 394,727.07, 592,085.45 and 95,205.43

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Solution

The fourth proportional to 394,727.07, 592,085.45 and 95,205.43 is: 142,806.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    394,727.07 : 592,085.45 = 95,205.43 : x
  2. Step 2: Convert to fraction form
    394,727.07/592,085.45 = 95,205.43/x
  3. Step 3: Cross multiply
    394,727.07x = 592,085.45 × 95,205.43
  4. Step 4: Simplify right side
    394,727.07x = 56,369,746,976.10
  5. Step 5: Solve for x
    x = 56,369,746,976.10/394,727.07
  6. Step 6: Final answer
    x = 142,806.89

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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.