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Finding the Fourth Proportional to 265,615.28, 366,562.08 and 149,365.34

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Solution

The fourth proportional to 265,615.28, 366,562.08 and 149,365.34 is: 206,131.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,615.28 : 366,562.08 = 149,365.34 : x
  2. Step 2: Convert to fraction form
    265,615.28/366,562.08 = 149,365.34/x
  3. Step 3: Cross multiply
    265,615.28x = 366,562.08 × 149,365.34
  4. Step 4: Simplify right side
    265,615.28x = 54,751,669,672.19
  5. Step 5: Solve for x
    x = 54,751,669,672.19/265,615.28
  6. Step 6: Final answer
    x = 206,131.48

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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.