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Finding the Fourth Proportional to 306,589.46, 459,865.22 and 114,426.47

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Solution

The fourth proportional to 306,589.46, 459,865.22 and 114,426.47 is: 171,632.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,589.46 : 459,865.22 = 114,426.47 : x
  2. Step 2: Convert to fraction form
    306,589.46/459,865.22 = 114,426.47/x
  3. Step 3: Cross multiply
    306,589.46x = 459,865.22 × 114,426.47
  4. Step 4: Simplify right side
    306,589.46x = 52,620,754,377.90
  5. Step 5: Solve for x
    x = 52,620,754,377.90/306,589.46
  6. Step 6: Final answer
    x = 171,632.63

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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.