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Finding the Fourth Proportional to 309.06, 463.73 and 296.46

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Solution

The fourth proportional to 309.06, 463.73 and 296.46 is: 444.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    309.06 : 463.73 = 296.46 : x
  2. Step 2: Convert to fraction form
    309.06/463.73 = 296.46/x
  3. Step 3: Cross multiply
    309.06x = 463.73 × 296.46
  4. Step 4: Simplify right side
    309.06x = 137,475.91
  5. Step 5: Solve for x
    x = 137,475.91/309.06
  6. Step 6: Final answer
    x = 444.82

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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.