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Finding the Fourth Proportional to 474,400.42, 654,701.64 and 273,261.22

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Solution

The fourth proportional to 474,400.42, 654,701.64 and 273,261.22 is: 377,117.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    474,400.42 : 654,701.64 = 273,261.22 : x
  2. Step 2: Convert to fraction form
    474,400.42/654,701.64 = 273,261.22/x
  3. Step 3: Cross multiply
    474,400.42x = 654,701.64 × 273,261.22
  4. Step 4: Simplify right side
    474,400.42x = 178,904,568,882.40
  5. Step 5: Solve for x
    x = 178,904,568,882.40/474,400.42
  6. Step 6: Final answer
    x = 377,117.22

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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.