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Finding the Fourth Proportional to 477,813.04, 717,163.02 and 241,321.78

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Solution

The fourth proportional to 477,813.04, 717,163.02 and 241,321.78 is: 362,206.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,813.04 : 717,163.02 = 241,321.78 : x
  2. Step 2: Convert to fraction form
    477,813.04/717,163.02 = 241,321.78/x
  3. Step 3: Cross multiply
    477,813.04x = 717,163.02 × 241,321.78
  4. Step 4: Simplify right side
    477,813.04x = 173,067,056,536.58
  5. Step 5: Solve for x
    x = 173,067,056,536.58/477,813.04
  6. Step 6: Final answer
    x = 362,206.64

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.