Home / 447,447.20-671,083.30-166,908.56

Finding the Fourth Proportional to 447,447.20, 671,083.30 and 166,908.56

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Solution

The fourth proportional to 447,447.20, 671,083.30 and 166,908.56 is: 250,330.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    447,447.20 : 671,083.30 = 166,908.56 : x
  2. Step 2: Convert to fraction form
    447,447.20/671,083.30 = 166,908.56/x
  3. Step 3: Cross multiply
    447,447.20x = 671,083.30 × 166,908.56
  4. Step 4: Simplify right side
    447,447.20x = 112,009,547,243.05
  5. Step 5: Solve for x
    x = 112,009,547,243.05/447,447.20
  6. Step 6: Final answer
    x = 250,330.20

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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.