Home / 1,028,084.78-1,542,471.62-354,630.95

Finding the Fourth Proportional to 1,028,084.78, 1,542,471.62 and 354,630.95

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Solution

The fourth proportional to 1,028,084.78, 1,542,471.62 and 354,630.95 is: 532,065.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,084.78 : 1,542,471.62 = 354,630.95 : x
  2. Step 2: Convert to fraction form
    1,028,084.78/1,542,471.62 = 354,630.95/x
  3. Step 3: Cross multiply
    1,028,084.78x = 1,542,471.62 × 354,630.95
  4. Step 4: Simplify right side
    1,028,084.78x = 547,008,174,175.48
  5. Step 5: Solve for x
    x = 547,008,174,175.48/1,028,084.78
  6. Step 6: Final answer
    x = 532,065.24

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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.