Home / 755,974.28-1,133,361.96-396,076.08

Finding the Fourth Proportional to 755,974.28, 1,133,361.96 and 396,076.08

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Solution

The fourth proportional to 755,974.28, 1,133,361.96 and 396,076.08 is: 593,800.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    755,974.28 : 1,133,361.96 = 396,076.08 : x
  2. Step 2: Convert to fraction form
    755,974.28/1,133,361.96 = 396,076.08/x
  3. Step 3: Cross multiply
    755,974.28x = 1,133,361.96 × 396,076.08
  4. Step 4: Simplify right side
    755,974.28x = 448,897,562,337.92
  5. Step 5: Solve for x
    x = 448,897,562,337.92/755,974.28
  6. Step 6: Final answer
    x = 593,800.05

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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.