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Finding the Fourth Proportional to 492,874.08, 680,165.60 and 266,519.04

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Solution

The fourth proportional to 492,874.08, 680,165.60 and 266,519.04 is: 367,795.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    492,874.08 : 680,165.60 = 266,519.04 : x
  2. Step 2: Convert to fraction form
    492,874.08/680,165.60 = 266,519.04/x
  3. Step 3: Cross multiply
    492,874.08x = 680,165.60 × 266,519.04
  4. Step 4: Simplify right side
    492,874.08x = 181,277,082,753.02
  5. Step 5: Solve for x
    x = 181,277,082,753.02/492,874.08
  6. Step 6: Final answer
    x = 367,795.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.