Home / 1,028,461.60-1,542,879.60-354,639.52

Finding the Fourth Proportional to 1,028,461.60, 1,542,879.60 and 354,639.52

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Solution

The fourth proportional to 1,028,461.60, 1,542,879.60 and 354,639.52 is: 532,023.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,461.60 : 1,542,879.60 = 354,639.52 : x
  2. Step 2: Convert to fraction form
    1,028,461.60/1,542,879.60 = 354,639.52/x
  3. Step 3: Cross multiply
    1,028,461.60x = 1,542,879.60 × 354,639.52
  4. Step 4: Simplify right side
    1,028,461.60x = 547,166,080,761.79
  5. Step 5: Solve for x
    x = 547,166,080,761.79/1,028,461.60
  6. Step 6: Final answer
    x = 532,023.83

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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.