Home / 247,380.91-341,233.77-218,608.23

Finding the Fourth Proportional to 247,380.91, 341,233.77 and 218,608.23

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Solution

The fourth proportional to 247,380.91, 341,233.77 and 218,608.23 is: 301,545.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,380.91 : 341,233.77 = 218,608.23 : x
  2. Step 2: Convert to fraction form
    247,380.91/341,233.77 = 218,608.23/x
  3. Step 3: Cross multiply
    247,380.91x = 341,233.77 × 218,608.23
  4. Step 4: Simplify right side
    247,380.91x = 74,596,510,475.93
  5. Step 5: Solve for x
    x = 74,596,510,475.93/247,380.91
  6. Step 6: Final answer
    x = 301,545.14

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1.5x scale

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.