Home / 298,565.39-412,017.38-162,601.61

Finding the Fourth Proportional to 298,565.39, 412,017.38 and 162,601.61

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Solution

The fourth proportional to 298,565.39, 412,017.38 and 162,601.61 is: 224,388.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    298,565.39 : 412,017.38 = 162,601.61 : x
  2. Step 2: Convert to fraction form
    298,565.39/412,017.38 = 162,601.61/x
  3. Step 3: Cross multiply
    298,565.39x = 412,017.38 × 162,601.61
  4. Step 4: Simplify right side
    298,565.39x = 66,994,688,780.48
  5. Step 5: Solve for x
    x = 66,994,688,780.48/298,565.39
  6. Step 6: Final answer
    x = 224,388.66

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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.