Home / 922,246.24-1,383,512.40-389,769.52

Finding the Fourth Proportional to 922,246.24, 1,383,512.40 and 389,769.52

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Solution

The fourth proportional to 922,246.24, 1,383,512.40 and 389,769.52 is: 584,714.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,246.24 : 1,383,512.40 = 389,769.52 : x
  2. Step 2: Convert to fraction form
    922,246.24/1,383,512.40 = 389,769.52/x
  3. Step 3: Cross multiply
    922,246.24x = 1,383,512.40 × 389,769.52
  4. Step 4: Simplify right side
    922,246.24x = 539,250,964,062.05
  5. Step 5: Solve for x
    x = 539,250,964,062.05/922,246.24
  6. Step 6: Final answer
    x = 584,714.73

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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.