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Finding the Fourth Proportional to 367,071.10, 506,550.49 and 203,718.12

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Solution

The fourth proportional to 367,071.10, 506,550.49 and 203,718.12 is: 281,126.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,071.10 : 506,550.49 = 203,718.12 : x
  2. Step 2: Convert to fraction form
    367,071.10/506,550.49 = 203,718.12/x
  3. Step 3: Cross multiply
    367,071.10x = 506,550.49 × 203,718.12
  4. Step 4: Simplify right side
    367,071.10x = 103,193,513,507.88
  5. Step 5: Solve for x
    x = 103,193,513,507.88/367,071.10
  6. Step 6: Final answer
    x = 281,126.77

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1.5x scale

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.