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Finding the Fourth Proportional to 477,536.52, 658,953.18 and 273,548.28

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Solution

The fourth proportional to 477,536.52, 658,953.18 and 273,548.28 is: 377,469.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,536.52 : 658,953.18 = 273,548.28 : x
  2. Step 2: Convert to fraction form
    477,536.52/658,953.18 = 273,548.28/x
  3. Step 3: Cross multiply
    477,536.52x = 658,953.18 × 273,548.28
  4. Step 4: Simplify right side
    477,536.52x = 180,255,508,989.53
  5. Step 5: Solve for x
    x = 180,255,508,989.53/477,536.52
  6. Step 6: Final answer
    x = 377,469.58

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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.