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Finding the Fourth Proportional to 293,180.76, 439,026.82 and 245,670.90

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Solution

The fourth proportional to 293,180.76, 439,026.82 and 245,670.90 is: 367,882.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,180.76 : 439,026.82 = 245,670.90 : x
  2. Step 2: Convert to fraction form
    293,180.76/439,026.82 = 245,670.90/x
  3. Step 3: Cross multiply
    293,180.76x = 439,026.82 × 245,670.90
  4. Step 4: Simplify right side
    293,180.76x = 107,856,113,993.54
  5. Step 5: Solve for x
    x = 107,856,113,993.54/293,180.76
  6. Step 6: Final answer
    x = 367,882.65

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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.