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Finding the Fourth Proportional to 296,268.97, 444,402.73 and 99,276.97

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Solution

The fourth proportional to 296,268.97, 444,402.73 and 99,276.97 is: 148,915.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    296,268.97 : 444,402.73 = 99,276.97 : x
  2. Step 2: Convert to fraction form
    296,268.97/444,402.73 = 99,276.97/x
  3. Step 3: Cross multiply
    296,268.97x = 444,402.73 × 99,276.97
  4. Step 4: Simplify right side
    296,268.97x = 44,118,956,494.13
  5. Step 5: Solve for x
    x = 44,118,956,494.13/296,268.97
  6. Step 6: Final answer
    x = 148,915.21

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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.