Home / 403,772.20-605,729.62-166,982.20

Finding the Fourth Proportional to 403,772.20, 605,729.62 and 166,982.20

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Solution

The fourth proportional to 403,772.20, 605,729.62 and 166,982.20 is: 250,502.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    403,772.20 : 605,729.62 = 166,982.20 : x
  2. Step 2: Convert to fraction form
    403,772.20/605,729.62 = 166,982.20/x
  3. Step 3: Cross multiply
    403,772.20x = 605,729.62 × 166,982.20
  4. Step 4: Simplify right side
    403,772.20x = 101,146,064,552.76
  5. Step 5: Solve for x
    x = 101,146,064,552.76/403,772.20
  6. Step 6: Final answer
    x = 250,502.79

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1.5x scale

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.