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Finding the Fourth Proportional to 293,999.60, 441,229.80 and 136,247.60

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Solution

The fourth proportional to 293,999.60, 441,229.80 and 136,247.60 is: 204,478.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,999.60 : 441,229.80 = 136,247.60 : x
  2. Step 2: Convert to fraction form
    293,999.60/441,229.80 = 136,247.60/x
  3. Step 3: Cross multiply
    293,999.60x = 441,229.80 × 136,247.60
  4. Step 4: Simplify right side
    293,999.60x = 60,116,501,298.48
  5. Step 5: Solve for x
    x = 60,116,501,298.48/293,999.60
  6. Step 6: Final answer
    x = 204,478.17

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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.