Home / 752,723.19-1,128,846.93-247,200.87

Finding the Fourth Proportional to 752,723.19, 1,128,846.93 and 247,200.87

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Solution

The fourth proportional to 752,723.19, 1,128,846.93 and 247,200.87 is: 370,723.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,723.19 : 1,128,846.93 = 247,200.87 : x
  2. Step 2: Convert to fraction form
    752,723.19/1,128,846.93 = 247,200.87/x
  3. Step 3: Cross multiply
    752,723.19x = 1,128,846.93 × 247,200.87
  4. Step 4: Simplify right side
    752,723.19x = 279,051,943,192.83
  5. Step 5: Solve for x
    x = 279,051,943,192.83/752,723.19
  6. Step 6: Final answer
    x = 370,723.19

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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.