Home / 666,966.68-1,000,446.74-161,527.65

Finding the Fourth Proportional to 666,966.68, 1,000,446.74 and 161,527.65

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Solution

The fourth proportional to 666,966.68, 1,000,446.74 and 161,527.65 is: 242,290.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,966.68 : 1,000,446.74 = 161,527.65 : x
  2. Step 2: Convert to fraction form
    666,966.68/1,000,446.74 = 161,527.65/x
  3. Step 3: Cross multiply
    666,966.68x = 1,000,446.74 × 161,527.65
  4. Step 4: Simplify right side
    666,966.68x = 161,599,810,862.36
  5. Step 5: Solve for x
    x = 161,599,810,862.36/666,966.68
  6. Step 6: Final answer
    x = 242,290.68

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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.