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Finding the Fourth Proportional to 270,574.26, 373,339.40 and 149,692.97

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Solution

The fourth proportional to 270,574.26, 373,339.40 and 149,692.97 is: 206,546.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,574.26 : 373,339.40 = 149,692.97 : x
  2. Step 2: Convert to fraction form
    270,574.26/373,339.40 = 149,692.97/x
  3. Step 3: Cross multiply
    270,574.26x = 373,339.40 × 149,692.97
  4. Step 4: Simplify right side
    270,574.26x = 55,886,280,988.86
  5. Step 5: Solve for x
    x = 55,886,280,988.86/270,574.26
  6. Step 6: Final answer
    x = 206,546.92

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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.