Home / 291,992.13-402,977.43-177,244.38

Finding the Fourth Proportional to 291,992.13, 402,977.43 and 177,244.38

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Solution

The fourth proportional to 291,992.13, 402,977.43 and 177,244.38 is: 244,614.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,992.13 : 402,977.43 = 177,244.38 : x
  2. Step 2: Convert to fraction form
    291,992.13/402,977.43 = 177,244.38/x
  3. Step 3: Cross multiply
    291,992.13x = 402,977.43 × 177,244.38
  4. Step 4: Simplify right side
    291,992.13x = 71,425,484,734.34
  5. Step 5: Solve for x
    x = 71,425,484,734.34/291,992.13
  6. Step 6: Final answer
    x = 244,614.42

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.