Home / 725,660.10-1,001,373.03-439,163.10

Finding the Fourth Proportional to 725,660.10, 1,001,373.03 and 439,163.10

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Solution

The fourth proportional to 725,660.10, 1,001,373.03 and 439,163.10 is: 606,022.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,660.10 : 1,001,373.03 = 439,163.10 : x
  2. Step 2: Convert to fraction form
    725,660.10/1,001,373.03 = 439,163.10/x
  3. Step 3: Cross multiply
    725,660.10x = 1,001,373.03 × 439,163.10
  4. Step 4: Simplify right side
    725,660.10x = 439,766,084,111.19
  5. Step 5: Solve for x
    x = 439,766,084,111.19/725,660.10
  6. Step 6: Final answer
    x = 606,022.14

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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.