Home / 666,862.62-1,000,407.69-246,140.70

Finding the Fourth Proportional to 666,862.62, 1,000,407.69 and 246,140.70

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Solution

The fourth proportional to 666,862.62, 1,000,407.69 and 246,140.70 is: 369,253.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,862.62 : 1,000,407.69 = 246,140.70 : x
  2. Step 2: Convert to fraction form
    666,862.62/1,000,407.69 = 246,140.70/x
  3. Step 3: Cross multiply
    666,862.62x = 1,000,407.69 × 246,140.70
  4. Step 4: Simplify right side
    666,862.62x = 246,241,049,101.98
  5. Step 5: Solve for x
    x = 246,241,049,101.98/666,862.62
  6. Step 6: Final answer
    x = 369,253.04

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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.