Home / 667,714.07-1,001,617.34-268,355.18

Finding the Fourth Proportional to 667,714.07, 1,001,617.34 and 268,355.18

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Solution

The fourth proportional to 667,714.07, 1,001,617.34 and 268,355.18 is: 402,551.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    667,714.07 : 1,001,617.34 = 268,355.18 : x
  2. Step 2: Convert to fraction form
    667,714.07/1,001,617.34 = 268,355.18/x
  3. Step 3: Cross multiply
    667,714.07x = 1,001,617.34 × 268,355.18
  4. Step 4: Simplify right side
    667,714.07x = 268,789,195,216.96
  5. Step 5: Solve for x
    x = 268,789,195,216.96/667,714.07
  6. Step 6: Final answer
    x = 402,551.35

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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.