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Finding the Fourth Proportional to 294,188.76, 441,469.62 and 125,710.25

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Solution

The fourth proportional to 294,188.76, 441,469.62 and 125,710.25 is: 188,645.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,188.76 : 441,469.62 = 125,710.25 : x
  2. Step 2: Convert to fraction form
    294,188.76/441,469.62 = 125,710.25/x
  3. Step 3: Cross multiply
    294,188.76x = 441,469.62 × 125,710.25
  4. Step 4: Simplify right side
    294,188.76x = 55,497,254,090.26
  5. Step 5: Solve for x
    x = 55,497,254,090.26/294,188.76
  6. Step 6: Final answer
    x = 188,645.05

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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.