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Finding the Fourth Proportional to 270,407.67, 373,160.37 and 149,554.05

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Solution

The fourth proportional to 270,407.67, 373,160.37 and 149,554.05 is: 206,383.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,407.67 : 373,160.37 = 149,554.05 : x
  2. Step 2: Convert to fraction form
    270,407.67/373,160.37 = 149,554.05/x
  3. Step 3: Cross multiply
    270,407.67x = 373,160.37 × 149,554.05
  4. Step 4: Simplify right side
    270,407.67x = 55,807,644,633.00
  5. Step 5: Solve for x
    x = 55,807,644,633.00/270,407.67
  6. Step 6: Final answer
    x = 206,383.36

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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.