Home / 725,983.39-1,001,448.52-435,517.67

Finding the Fourth Proportional to 725,983.39, 1,001,448.52 and 435,517.67

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Solution

The fourth proportional to 725,983.39, 1,001,448.52 and 435,517.67 is: 600,769.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,983.39 : 1,001,448.52 = 435,517.67 : x
  2. Step 2: Convert to fraction form
    725,983.39/1,001,448.52 = 435,517.67/x
  3. Step 3: Cross multiply
    725,983.39x = 1,001,448.52 × 435,517.67
  4. Step 4: Simplify right side
    725,983.39x = 436,148,526,055.35
  5. Step 5: Solve for x
    x = 436,148,526,055.35/725,983.39
  6. Step 6: Final answer
    x = 600,769.29

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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.