Home / 725,960.76-1,001,682.27-439,507.50

Finding the Fourth Proportional to 725,960.76, 1,001,682.27 and 439,507.50

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Solution

The fourth proportional to 725,960.76, 1,001,682.27 and 439,507.50 is: 606,433.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,960.76 : 1,001,682.27 = 439,507.50 : x
  2. Step 2: Convert to fraction form
    725,960.76/1,001,682.27 = 439,507.50/x
  3. Step 3: Cross multiply
    725,960.76x = 1,001,682.27 × 439,507.50
  4. Step 4: Simplify right side
    725,960.76x = 440,246,870,282.03
  5. Step 5: Solve for x
    x = 440,246,870,282.03/725,960.76
  6. Step 6: Final answer
    x = 606,433.43

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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.