Home / 725,982.39-1,001,447.14-435,516.67

Finding the Fourth Proportional to 725,982.39, 1,001,447.14 and 435,516.67

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Solution

The fourth proportional to 725,982.39, 1,001,447.14 and 435,516.67 is: 600,767.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,982.39 : 1,001,447.14 = 435,516.67 : x
  2. Step 2: Convert to fraction form
    725,982.39/1,001,447.14 = 435,516.67/x
  3. Step 3: Cross multiply
    725,982.39x = 1,001,447.14 × 435,516.67
  4. Step 4: Simplify right side
    725,982.39x = 436,146,923,593.82
  5. Step 5: Solve for x
    x = 436,146,923,593.82/725,982.39
  6. Step 6: Final answer
    x = 600,767.91

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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.