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Finding the Fourth Proportional to 295,692.28, 408,055.52 and 159,726.24

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Solution

The fourth proportional to 295,692.28, 408,055.52 and 159,726.24 is: 220,422.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    295,692.28 : 408,055.52 = 159,726.24 : x
  2. Step 2: Convert to fraction form
    295,692.28/408,055.52 = 159,726.24/x
  3. Step 3: Cross multiply
    295,692.28x = 408,055.52 × 159,726.24
  4. Step 4: Simplify right side
    295,692.28x = 65,177,173,920.84
  5. Step 5: Solve for x
    x = 65,177,173,920.84/295,692.28
  6. Step 6: Final answer
    x = 220,422.30

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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.