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Finding the Fourth Proportional to 608,805.52, 913,069.67 and 229,766.42

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Solution

The fourth proportional to 608,805.52, 913,069.67 and 229,766.42 is: 344,597.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,805.52 : 913,069.67 = 229,766.42 : x
  2. Step 2: Convert to fraction form
    608,805.52/913,069.67 = 229,766.42/x
  3. Step 3: Cross multiply
    608,805.52x = 913,069.67 × 229,766.42
  4. Step 4: Simplify right side
    608,805.52x = 209,792,750,420.32
  5. Step 5: Solve for x
    x = 209,792,750,420.32/608,805.52
  6. Step 6: Final answer
    x = 344,597.32

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.