Home / 650,141.04-897,290.40-395,442.96

Finding the Fourth Proportional to 650,141.04, 897,290.40 and 395,442.96

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Solution

The fourth proportional to 650,141.04, 897,290.40 and 395,442.96 is: 545,769.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    650,141.04 : 897,290.40 = 395,442.96 : x
  2. Step 2: Convert to fraction form
    650,141.04/897,290.40 = 395,442.96/x
  3. Step 3: Cross multiply
    650,141.04x = 897,290.40 × 395,442.96
  4. Step 4: Simplify right side
    650,141.04x = 354,827,171,755.58
  5. Step 5: Solve for x
    x = 354,827,171,755.58/650,141.04
  6. Step 6: Final answer
    x = 545,769.53

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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.