Home / 374,320.91-516,525.83-229,167.61

Finding the Fourth Proportional to 374,320.91, 516,525.83 and 229,167.61

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Solution

The fourth proportional to 374,320.91, 516,525.83 and 229,167.61 is: 316,228.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,320.91 : 516,525.83 = 229,167.61 : x
  2. Step 2: Convert to fraction form
    374,320.91/516,525.83 = 229,167.61/x
  3. Step 3: Cross multiply
    374,320.91x = 516,525.83 × 229,167.61
  4. Step 4: Simplify right side
    374,320.91x = 118,370,986,235.90
  5. Step 5: Solve for x
    x = 118,370,986,235.90/374,320.91
  6. Step 6: Final answer
    x = 316,228.63

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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.