Home / 748,751.92-1,033,275.84-409,222.60

Finding the Fourth Proportional to 748,751.92, 1,033,275.84 and 409,222.60

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Solution

The fourth proportional to 748,751.92, 1,033,275.84 and 409,222.60 is: 564,726.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    748,751.92 : 1,033,275.84 = 409,222.60 : x
  2. Step 2: Convert to fraction form
    748,751.92/1,033,275.84 = 409,222.60/x
  3. Step 3: Cross multiply
    748,751.92x = 1,033,275.84 × 409,222.60
  4. Step 4: Simplify right side
    748,751.92x = 422,839,825,761.98
  5. Step 5: Solve for x
    x = 422,839,825,761.98/748,751.92
  6. Step 6: Final answer
    x = 564,726.20

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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.