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Finding the Fourth Proportional to 293,443.88, 439,592.78 and 202,242.97

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Solution

The fourth proportional to 293,443.88, 439,592.78 and 202,242.97 is: 302,969.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,443.88 : 439,592.78 = 202,242.97 : x
  2. Step 2: Convert to fraction form
    293,443.88/439,592.78 = 202,242.97/x
  3. Step 3: Cross multiply
    293,443.88x = 439,592.78 × 202,242.97
  4. Step 4: Simplify right side
    293,443.88x = 88,904,546,208.58
  5. Step 5: Solve for x
    x = 88,904,546,208.58/293,443.88
  6. Step 6: Final answer
    x = 302,969.50

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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.