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Finding the Fourth Proportional to 295.53, 407.13 and 246.31

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Solution

The fourth proportional to 295.53, 407.13 and 246.31 is: 339.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    295.53 : 407.13 = 246.31 : x
  2. Step 2: Convert to fraction form
    295.53/407.13 = 246.31/x
  3. Step 3: Cross multiply
    295.53x = 407.13 × 246.31
  4. Step 4: Simplify right side
    295.53x = 100,280.19
  5. Step 5: Solve for x
    x = 100,280.19/295.53
  6. Step 6: Final answer
    x = 339.32

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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.