Home / 293,075.49-439,551.71-82,664.22

Finding the Fourth Proportional to 293,075.49, 439,551.71 and 82,664.22

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Solution

The fourth proportional to 293,075.49, 439,551.71 and 82,664.22 is: 123,978.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,075.49 : 439,551.71 = 82,664.22 : x
  2. Step 2: Convert to fraction form
    293,075.49/439,551.71 = 82,664.22/x
  3. Step 3: Cross multiply
    293,075.49x = 439,551.71 × 82,664.22
  4. Step 4: Simplify right side
    293,075.49x = 36,335,198,843.50
  5. Step 5: Solve for x
    x = 36,335,198,843.50/293,075.49
  6. Step 6: Final answer
    x = 123,978.97

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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.