Home / 698,046.31-1,046,944.72-185,714.22

Finding the Fourth Proportional to 698,046.31, 1,046,944.72 and 185,714.22

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Solution

The fourth proportional to 698,046.31, 1,046,944.72 and 185,714.22 is: 278,538.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    698,046.31 : 1,046,944.72 = 185,714.22 : x
  2. Step 2: Convert to fraction form
    698,046.31/1,046,944.72 = 185,714.22/x
  3. Step 3: Cross multiply
    698,046.31x = 1,046,944.72 × 185,714.22
  4. Step 4: Simplify right side
    698,046.31x = 194,432,522,057.92
  5. Step 5: Solve for x
    x = 194,432,522,057.92/698,046.31
  6. Step 6: Final answer
    x = 278,538.14

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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.