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Finding the Fourth Proportional to 268,346.26, 370,642.62 and 195,634

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Solution

The fourth proportional to 268,346.26, 370,642.62 and 195,634 is: 270,211.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,346.26 : 370,642.62 = 195,634 : x
  2. Step 2: Convert to fraction form
    268,346.26/370,642.62 = 195,634/x
  3. Step 3: Cross multiply
    268,346.26x = 370,642.62 × 195,634
  4. Step 4: Simplify right side
    268,346.26x = 72,510,298,321.08
  5. Step 5: Solve for x
    x = 72,510,298,321.08/268,346.26
  6. Step 6: Final answer
    x = 270,211.70

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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.