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Finding the Fourth Proportional to 506,274.28, 759,412.17 and 206,754.88

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Solution

The fourth proportional to 506,274.28, 759,412.17 and 206,754.88 is: 310,132.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    506,274.28 : 759,412.17 = 206,754.88 : x
  2. Step 2: Convert to fraction form
    506,274.28/759,412.17 = 206,754.88/x
  3. Step 3: Cross multiply
    506,274.28x = 759,412.17 × 206,754.88
  4. Step 4: Simplify right side
    506,274.28x = 157,012,171,022.76
  5. Step 5: Solve for x
    x = 157,012,171,022.76/506,274.28
  6. Step 6: Final answer
    x = 310,132.62

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1.5x scale

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.