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Finding the Fourth Proportional to 293,426.39, 440,169.39 and 101,275.80

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Solution

The fourth proportional to 293,426.39, 440,169.39 and 101,275.80 is: 151,923.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,426.39 : 440,169.39 = 101,275.80 : x
  2. Step 2: Convert to fraction form
    293,426.39/440,169.39 = 101,275.80/x
  3. Step 3: Cross multiply
    293,426.39x = 440,169.39 × 101,275.80
  4. Step 4: Simplify right side
    293,426.39x = 44,578,507,107.76
  5. Step 5: Solve for x
    x = 44,578,507,107.76/293,426.39
  6. Step 6: Final answer
    x = 151,923.99

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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.