Home / 752,026.82-1,128,066.95-246,599.78

Finding the Fourth Proportional to 752,026.82, 1,128,066.95 and 246,599.78

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Solution

The fourth proportional to 752,026.82, 1,128,066.95 and 246,599.78 is: 369,908.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    752,026.82 : 1,128,066.95 = 246,599.78 : x
  2. Step 2: Convert to fraction form
    752,026.82/1,128,066.95 = 246,599.78/x
  3. Step 3: Cross multiply
    752,026.82x = 1,128,066.95 × 246,599.78
  4. Step 4: Simplify right side
    752,026.82x = 278,181,056,671.44
  5. Step 5: Solve for x
    x = 278,181,056,671.44/752,026.82
  6. Step 6: Final answer
    x = 369,908.43

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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.