Home / 666,701.64-1,000,162.62-217,292.04

Finding the Fourth Proportional to 666,701.64, 1,000,162.62 and 217,292.04

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Solution

The fourth proportional to 666,701.64, 1,000,162.62 and 217,292.04 is: 325,973.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,701.64 : 1,000,162.62 = 217,292.04 : x
  2. Step 2: Convert to fraction form
    666,701.64/1,000,162.62 = 217,292.04/x
  3. Step 3: Cross multiply
    666,701.64x = 1,000,162.62 × 217,292.04
  4. Step 4: Simplify right side
    666,701.64x = 217,327,376,031.55
  5. Step 5: Solve for x
    x = 217,327,376,031.55/666,701.64
  6. Step 6: Final answer
    x = 325,973.96

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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.