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Finding the Fourth Proportional to 370,049.04, 510,680.06 and 226,781.42

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Solution

The fourth proportional to 370,049.04, 510,680.06 and 226,781.42 is: 312,965.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    370,049.04 : 510,680.06 = 226,781.42 : x
  2. Step 2: Convert to fraction form
    370,049.04/510,680.06 = 226,781.42/x
  3. Step 3: Cross multiply
    370,049.04x = 510,680.06 × 226,781.42
  4. Step 4: Simplify right side
    370,049.04x = 115,812,745,485.18
  5. Step 5: Solve for x
    x = 115,812,745,485.18/370,049.04
  6. Step 6: Final answer
    x = 312,965.94

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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.