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Finding the Fourth Proportional to 293,772.64, 440,687.60 and 94,042.72

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Solution

The fourth proportional to 293,772.64, 440,687.60 and 94,042.72 is: 141,073.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,772.64 : 440,687.60 = 94,042.72 : x
  2. Step 2: Convert to fraction form
    293,772.64/440,687.60 = 94,042.72/x
  3. Step 3: Cross multiply
    293,772.64x = 440,687.60 × 94,042.72
  4. Step 4: Simplify right side
    293,772.64x = 41,443,460,574.27
  5. Step 5: Solve for x
    x = 41,443,460,574.27/293,772.64
  6. Step 6: Final answer
    x = 141,073.25

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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.