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Finding the Fourth Proportional to 268,352.40, 370,296.56 and 160,926.96

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Solution

The fourth proportional to 268,352.40, 370,296.56 and 160,926.96 is: 222,061.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,352.40 : 370,296.56 = 160,926.96 : x
  2. Step 2: Convert to fraction form
    268,352.40/370,296.56 = 160,926.96/x
  3. Step 3: Cross multiply
    268,352.40x = 370,296.56 × 160,926.96
  4. Step 4: Simplify right side
    268,352.40x = 59,590,699,699.26
  5. Step 5: Solve for x
    x = 59,590,699,699.26/268,352.40
  6. Step 6: Final answer
    x = 222,061.36

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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.