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Finding the Fourth Proportional to 293,054.08, 439,616.70 and 82,692.04

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Solution

The fourth proportional to 293,054.08, 439,616.70 and 82,692.04 is: 124,048.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,054.08 : 439,616.70 = 82,692.04 : x
  2. Step 2: Convert to fraction form
    293,054.08/439,616.70 = 82,692.04/x
  3. Step 3: Cross multiply
    293,054.08x = 439,616.70 × 82,692.04
  4. Step 4: Simplify right side
    293,054.08x = 36,352,801,741.07
  5. Step 5: Solve for x
    x = 36,352,801,741.07/293,054.08
  6. Step 6: Final answer
    x = 124,048.10

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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.