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Finding the Fourth Proportional to 453,359.56, 625,636.26 and 249,413.32

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Solution

The fourth proportional to 453,359.56, 625,636.26 and 249,413.32 is: 344,190.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    453,359.56 : 625,636.26 = 249,413.32 : x
  2. Step 2: Convert to fraction form
    453,359.56/625,636.26 = 249,413.32/x
  3. Step 3: Cross multiply
    453,359.56x = 625,636.26 × 249,413.32
  4. Step 4: Simplify right side
    453,359.56x = 156,042,016,718.98
  5. Step 5: Solve for x
    x = 156,042,016,718.98/453,359.56
  6. Step 6: Final answer
    x = 344,190.42

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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.