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Finding the Fourth Proportional to 339,082.28, 468,018.50 and 195,925.48

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Solution

The fourth proportional to 339,082.28, 468,018.50 and 195,925.48 is: 270,426.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,082.28 : 468,018.50 = 195,925.48 : x
  2. Step 2: Convert to fraction form
    339,082.28/468,018.50 = 195,925.48/x
  3. Step 3: Cross multiply
    339,082.28x = 468,018.50 × 195,925.48
  4. Step 4: Simplify right side
    339,082.28x = 91,696,749,261.38
  5. Step 5: Solve for x
    x = 91,696,749,261.38/339,082.28
  6. Step 6: Final answer
    x = 270,426.25

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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.