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Finding the Fourth Proportional to 295,401.75, 407,652.27 and 168,084.33

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Solution

The fourth proportional to 295,401.75, 407,652.27 and 168,084.33 is: 231,955.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,401.75 : 407,652.27 = 168,084.33 : x
  2. Step 2: Convert to fraction form
    295,401.75/407,652.27 = 168,084.33/x
  3. Step 3: Cross multiply
    295,401.75x = 407,652.27 × 168,084.33
  4. Step 4: Simplify right side
    295,401.75x = 68,519,958,675.93
  5. Step 5: Solve for x
    x = 68,519,958,675.93/295,401.75
  6. Step 6: Final answer
    x = 231,955.15

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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.