Home / 725,908.58-1,001,486.12-439,324.10

Finding the Fourth Proportional to 725,908.58, 1,001,486.12 and 439,324.10

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Solution

The fourth proportional to 725,908.58, 1,001,486.12 and 439,324.10 is: 606,105.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,908.58 : 1,001,486.12 = 439,324.10 : x
  2. Step 2: Convert to fraction form
    725,908.58/1,001,486.12 = 439,324.10/x
  3. Step 3: Cross multiply
    725,908.58x = 1,001,486.12 × 439,324.10
  4. Step 4: Simplify right side
    725,908.58x = 439,976,988,331.49
  5. Step 5: Solve for x
    x = 439,976,988,331.49/725,908.58
  6. Step 6: Final answer
    x = 606,105.23

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Double scale
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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.