Home / 766,267.10-1,147,629.18-739,695.06

Finding the Fourth Proportional to 766,267.10, 1,147,629.18 and 739,695.06

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Solution

The fourth proportional to 766,267.10, 1,147,629.18 and 739,695.06 is: 1,107,832.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,267.10 : 1,147,629.18 = 739,695.06 : x
  2. Step 2: Convert to fraction form
    766,267.10/1,147,629.18 = 739,695.06/x
  3. Step 3: Cross multiply
    766,267.10x = 1,147,629.18 × 739,695.06
  4. Step 4: Simplify right side
    766,267.10x = 848,895,635,157.85
  5. Step 5: Solve for x
    x = 848,895,635,157.85/766,267.10
  6. Step 6: Final answer
    x = 1,107,832.55

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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.