Home / 647,943.10-971,201.85-227,002.30

Finding the Fourth Proportional to 647,943.10, 971,201.85 and 227,002.30

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Solution

The fourth proportional to 647,943.10, 971,201.85 and 227,002.30 is: 340,253.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    647,943.10 : 971,201.85 = 227,002.30 : x
  2. Step 2: Convert to fraction form
    647,943.10/971,201.85 = 227,002.30/x
  3. Step 3: Cross multiply
    647,943.10x = 971,201.85 × 227,002.30
  4. Step 4: Simplify right side
    647,943.10x = 220,465,053,714.26
  5. Step 5: Solve for x
    x = 220,465,053,714.26/647,943.10
  6. Step 6: Final answer
    x = 340,253.73

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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.