Home / 893,919.92-1,340,876.46-361,434.56

Finding the Fourth Proportional to 893,919.92, 1,340,876.46 and 361,434.56

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Solution

The fourth proportional to 893,919.92, 1,340,876.46 and 361,434.56 is: 542,150.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    893,919.92 : 1,340,876.46 = 361,434.56 : x
  2. Step 2: Convert to fraction form
    893,919.92/1,340,876.46 = 361,434.56/x
  3. Step 3: Cross multiply
    893,919.92x = 1,340,876.46 × 361,434.56
  4. Step 4: Simplify right side
    893,919.92x = 484,639,093,334.46
  5. Step 5: Solve for x
    x = 484,639,093,334.46/893,919.92
  6. Step 6: Final answer
    x = 542,150.46

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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.