Home / 598,281.38-897,429.88-198,922.15

Finding the Fourth Proportional to 598,281.38, 897,429.88 and 198,922.15

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Solution

The fourth proportional to 598,281.38, 897,429.88 and 198,922.15 is: 298,385.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    598,281.38 : 897,429.88 = 198,922.15 : x
  2. Step 2: Convert to fraction form
    598,281.38/897,429.88 = 198,922.15/x
  3. Step 3: Cross multiply
    598,281.38x = 897,429.88 × 198,922.15
  4. Step 4: Simplify right side
    598,281.38x = 178,518,678,835.94
  5. Step 5: Solve for x
    x = 178,518,678,835.94/598,281.38
  6. Step 6: Final answer
    x = 298,385.82

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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.