Home / 677,675.12-1,015,851.72-322,593.80

Finding the Fourth Proportional to 677,675.12, 1,015,851.72 and 322,593.80

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Solution

The fourth proportional to 677,675.12, 1,015,851.72 and 322,593.80 is: 483,576.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,675.12 : 1,015,851.72 = 322,593.80 : x
  2. Step 2: Convert to fraction form
    677,675.12/1,015,851.72 = 322,593.80/x
  3. Step 3: Cross multiply
    677,675.12x = 1,015,851.72 × 322,593.80
  4. Step 4: Simplify right side
    677,675.12x = 327,707,466,591.34
  5. Step 5: Solve for x
    x = 327,707,466,591.34/677,675.12
  6. Step 6: Final answer
    x = 483,576.06

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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.