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Finding the Fourth Proportional to 295,025.58, 407,131.47 and 165,963.73

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Solution

The fourth proportional to 295,025.58, 407,131.47 and 165,963.73 is: 229,027.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,025.58 : 407,131.47 = 165,963.73 : x
  2. Step 2: Convert to fraction form
    295,025.58/407,131.47 = 165,963.73/x
  3. Step 3: Cross multiply
    295,025.58x = 407,131.47 × 165,963.73
  4. Step 4: Simplify right side
    295,025.58x = 67,569,056,987.82
  5. Step 5: Solve for x
    x = 67,569,056,987.82/295,025.58
  6. Step 6: Final answer
    x = 229,027.79

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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.