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Finding the Fourth Proportional to 294,720.09, 441,765.37 and 168,087.71

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Solution

The fourth proportional to 294,720.09, 441,765.37 and 168,087.71 is: 251,952.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,720.09 : 441,765.37 = 168,087.71 : x
  2. Step 2: Convert to fraction form
    294,720.09/441,765.37 = 168,087.71/x
  3. Step 3: Cross multiply
    294,720.09x = 441,765.37 × 168,087.71
  4. Step 4: Simplify right side
    294,720.09x = 74,255,329,400.60
  5. Step 5: Solve for x
    x = 74,255,329,400.60/294,720.09
  6. Step 6: Final answer
    x = 251,952.05

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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.