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Finding the Fourth Proportional to 294,073.44, 441,075.10 and 80,863.01

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Solution

The fourth proportional to 294,073.44, 441,075.10 and 80,863.01 is: 121,284.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,073.44 : 441,075.10 = 80,863.01 : x
  2. Step 2: Convert to fraction form
    294,073.44/441,075.10 = 80,863.01/x
  3. Step 3: Cross multiply
    294,073.44x = 441,075.10 × 80,863.01
  4. Step 4: Simplify right side
    294,073.44x = 35,666,659,392.74
  5. Step 5: Solve for x
    x = 35,666,659,392.74/294,073.44
  6. Step 6: Final answer
    x = 121,284.87

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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.