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Finding the Fourth Proportional to 295,610.95, 407,943.50 and 168,286.38

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Solution

The fourth proportional to 295,610.95, 407,943.50 and 168,286.38 is: 232,235.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,610.95 : 407,943.50 = 168,286.38 : x
  2. Step 2: Convert to fraction form
    295,610.95/407,943.50 = 168,286.38/x
  3. Step 3: Cross multiply
    295,610.95x = 407,943.50 × 168,286.38
  4. Step 4: Simplify right side
    295,610.95x = 68,651,334,859.53
  5. Step 5: Solve for x
    x = 68,651,334,859.53/295,610.95
  6. Step 6: Final answer
    x = 232,235.43

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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.