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Finding the Fourth Proportional to 268,356.26, 370,656.42 and 195,644

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Solution

The fourth proportional to 268,356.26, 370,656.42 and 195,644 is: 270,225.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,356.26 : 370,656.42 = 195,644 : x
  2. Step 2: Convert to fraction form
    268,356.26/370,656.42 = 195,644/x
  3. Step 3: Cross multiply
    268,356.26x = 370,656.42 × 195,644
  4. Step 4: Simplify right side
    268,356.26x = 72,516,704,634.48
  5. Step 5: Solve for x
    x = 72,516,704,634.48/268,356.26
  6. Step 6: Final answer
    x = 270,225.50

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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.