Home / 771,267.30-1,156,629.96-231,362.58

Finding the Fourth Proportional to 771,267.30, 1,156,629.96 and 231,362.58

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Solution

The fourth proportional to 771,267.30, 1,156,629.96 and 231,362.58 is: 346,962.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    771,267.30 : 1,156,629.96 = 231,362.58 : x
  2. Step 2: Convert to fraction form
    771,267.30/1,156,629.96 = 231,362.58/x
  3. Step 3: Cross multiply
    771,267.30x = 1,156,629.96 × 231,362.58
  4. Step 4: Simplify right side
    771,267.30x = 267,600,891,650.90
  5. Step 5: Solve for x
    x = 267,600,891,650.90/771,267.30
  6. Step 6: Final answer
    x = 346,962.58

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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.