Home / 1,028,456.10-1,542,871.35-354,634.02

Finding the Fourth Proportional to 1,028,456.10, 1,542,871.35 and 354,634.02

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Solution

The fourth proportional to 1,028,456.10, 1,542,871.35 and 354,634.02 is: 532,015.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,456.10 : 1,542,871.35 = 354,634.02 : x
  2. Step 2: Convert to fraction form
    1,028,456.10/1,542,871.35 = 354,634.02/x
  3. Step 3: Cross multiply
    1,028,456.10x = 1,542,871.35 × 354,634.02
  4. Step 4: Simplify right side
    1,028,456.10x = 547,154,669,193.33
  5. Step 5: Solve for x
    x = 547,154,669,193.33/1,028,456.10
  6. Step 6: Final answer
    x = 532,015.58

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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.