Home / 752,824.92-1,128,999.42-247,302.84

Finding the Fourth Proportional to 752,824.92, 1,128,999.42 and 247,302.84

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Solution

The fourth proportional to 752,824.92, 1,128,999.42 and 247,302.84 is: 370,876.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,824.92 : 1,128,999.42 = 247,302.84 : x
  2. Step 2: Convert to fraction form
    752,824.92/1,128,999.42 = 247,302.84/x
  3. Step 3: Cross multiply
    752,824.92x = 1,128,999.42 × 247,302.84
  4. Step 4: Simplify right side
    752,824.92x = 279,204,762,924.35
  5. Step 5: Solve for x
    x = 279,204,762,924.35/752,824.92
  6. Step 6: Final answer
    x = 370,876.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.