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Finding the Fourth Proportional to 265,549.42, 366,453.57 and 144,691.71

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Solution

The fourth proportional to 265,549.42, 366,453.57 and 144,691.71 is: 199,672.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,549.42 : 366,453.57 = 144,691.71 : x
  2. Step 2: Convert to fraction form
    265,549.42/366,453.57 = 144,691.71/x
  3. Step 3: Cross multiply
    265,549.42x = 366,453.57 × 144,691.71
  4. Step 4: Simplify right side
    265,549.42x = 53,022,791,846.64
  5. Step 5: Solve for x
    x = 53,022,791,846.64/265,549.42
  6. Step 6: Final answer
    x = 199,672.03

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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.