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Finding the Fourth Proportional to 632.94, 950.05 and 340.43

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Solution

The fourth proportional to 632.94, 950.05 and 340.43 is: 510.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    632.94 : 950.05 = 340.43 : x
  2. Step 2: Convert to fraction form
    632.94/950.05 = 340.43/x
  3. Step 3: Cross multiply
    632.94x = 950.05 × 340.43
  4. Step 4: Simplify right side
    632.94x = 323,424.83
  5. Step 5: Solve for x
    x = 323,424.83/632.94
  6. Step 6: Final answer
    x = 510.99

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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.