Home / 694,868.76-1,042,292.16-221,550.92

Finding the Fourth Proportional to 694,868.76, 1,042,292.16 and 221,550.92

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Solution

The fourth proportional to 694,868.76, 1,042,292.16 and 221,550.92 is: 332,322.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    694,868.76 : 1,042,292.16 = 221,550.92 : x
  2. Step 2: Convert to fraction form
    694,868.76/1,042,292.16 = 221,550.92/x
  3. Step 3: Cross multiply
    694,868.76x = 1,042,292.16 × 221,550.92
  4. Step 4: Simplify right side
    694,868.76x = 230,920,786,956.79
  5. Step 5: Solve for x
    x = 230,920,786,956.79/694,868.76
  6. Step 6: Final answer
    x = 332,322.88

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1.5x scale

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.