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Finding the Fourth Proportional to 324,652.74, 448,012.19 and 181,413.96

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Solution

The fourth proportional to 324,652.74, 448,012.19 and 181,413.96 is: 250,346.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,652.74 : 448,012.19 = 181,413.96 : x
  2. Step 2: Convert to fraction form
    324,652.74/448,012.19 = 181,413.96/x
  3. Step 3: Cross multiply
    324,652.74x = 448,012.19 × 181,413.96
  4. Step 4: Simplify right side
    324,652.74x = 81,275,666,299.50
  5. Step 5: Solve for x
    x = 81,275,666,299.50/324,652.74
  6. Step 6: Final answer
    x = 250,346.47

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1.5x scale

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.