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Finding the Fourth Proportional to 274,595.16, 411,967.01 and 248,244.55

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Solution

The fourth proportional to 274,595.16, 411,967.01 and 248,244.55 is: 372,433.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    274,595.16 : 411,967.01 = 248,244.55 : x
  2. Step 2: Convert to fraction form
    274,595.16/411,967.01 = 248,244.55/x
  3. Step 3: Cross multiply
    274,595.16x = 411,967.01 × 248,244.55
  4. Step 4: Simplify right side
    274,595.16x = 102,268,564,602.99
  5. Step 5: Solve for x
    x = 102,268,564,602.99/274,595.16
  6. Step 6: Final answer
    x = 372,433.96

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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.