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Finding the Fourth Proportional to 270,561.32, 373,365.60 and 149,702.84

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Solution

The fourth proportional to 270,561.32, 373,365.60 and 149,702.84 is: 206,584.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,561.32 : 373,365.60 = 149,702.84 : x
  2. Step 2: Convert to fraction form
    270,561.32/373,365.60 = 149,702.84/x
  3. Step 3: Cross multiply
    270,561.32x = 373,365.60 × 149,702.84
  4. Step 4: Simplify right side
    270,561.32x = 55,893,890,678.30
  5. Step 5: Solve for x
    x = 55,893,890,678.30/270,561.32
  6. Step 6: Final answer
    x = 206,584.93

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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.