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Finding the Fourth Proportional to 294,951.53, 407,067.66 and 167,646.26

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Solution

The fourth proportional to 294,951.53, 407,067.66 and 167,646.26 is: 231,371.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,951.53 : 407,067.66 = 167,646.26 : x
  2. Step 2: Convert to fraction form
    294,951.53/407,067.66 = 167,646.26/x
  3. Step 3: Cross multiply
    294,951.53x = 407,067.66 × 167,646.26
  4. Step 4: Simplify right side
    294,951.53x = 68,243,368,730.61
  5. Step 5: Solve for x
    x = 68,243,368,730.61/294,951.53
  6. Step 6: Final answer
    x = 231,371.47

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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.