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Finding the Fourth Proportional to 555,114.42, 766,201.41 and 362,003.49

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Solution

The fourth proportional to 555,114.42, 766,201.41 and 362,003.49 is: 499,658.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,114.42 : 766,201.41 = 362,003.49 : x
  2. Step 2: Convert to fraction form
    555,114.42/766,201.41 = 362,003.49/x
  3. Step 3: Cross multiply
    555,114.42x = 766,201.41 × 362,003.49
  4. Step 4: Simplify right side
    555,114.42x = 277,367,584,462.92
  5. Step 5: Solve for x
    x = 277,367,584,462.92/555,114.42
  6. Step 6: Final answer
    x = 499,658.40

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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.