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Finding the Fourth Proportional to 270,309.90, 373,012.59 and 149,444.13

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Solution

The fourth proportional to 270,309.90, 373,012.59 and 149,444.13 is: 206,224.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,309.90 : 373,012.59 = 149,444.13 : x
  2. Step 2: Convert to fraction form
    270,309.90/373,012.59 = 149,444.13/x
  3. Step 3: Cross multiply
    270,309.90x = 373,012.59 × 149,444.13
  4. Step 4: Simplify right side
    270,309.90x = 55,744,541,991.60
  5. Step 5: Solve for x
    x = 55,744,541,991.60/270,309.90
  6. Step 6: Final answer
    x = 206,224.57

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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.