Home / 982,359.52-1,355,159.88-574,194.68

Finding the Fourth Proportional to 982,359.52, 1,355,159.88 and 574,194.68

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Solution

The fourth proportional to 982,359.52, 1,355,159.88 and 574,194.68 is: 792,098.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    982,359.52 : 1,355,159.88 = 574,194.68 : x
  2. Step 2: Convert to fraction form
    982,359.52/1,355,159.88 = 574,194.68/x
  3. Step 3: Cross multiply
    982,359.52x = 1,355,159.88 × 574,194.68
  4. Step 4: Simplify right side
    982,359.52x = 778,125,593,645.44
  5. Step 5: Solve for x
    x = 778,125,593,645.44/982,359.52
  6. Step 6: Final answer
    x = 792,098.59

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.