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Finding the Fourth Proportional to 324,692.15, 448,073.85 and 181,452.15

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Solution

The fourth proportional to 324,692.15, 448,073.85 and 181,452.15 is: 250,403.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    324,692.15 : 448,073.85 = 181,452.15 : x
  2. Step 2: Convert to fraction form
    324,692.15/448,073.85 = 181,452.15/x
  3. Step 3: Cross multiply
    324,692.15x = 448,073.85 × 181,452.15
  4. Step 4: Simplify right side
    324,692.15x = 81,303,963,441.28
  5. Step 5: Solve for x
    x = 81,303,963,441.28/324,692.15
  6. Step 6: Final answer
    x = 250,403.23

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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.