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Finding the Fourth Proportional to 476,883.48, 714,858.66 and 227,740.44

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Solution

The fourth proportional to 476,883.48, 714,858.66 and 227,740.44 is: 341,387.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    476,883.48 : 714,858.66 = 227,740.44 : x
  2. Step 2: Convert to fraction form
    476,883.48/714,858.66 = 227,740.44/x
  3. Step 3: Cross multiply
    476,883.48x = 714,858.66 × 227,740.44
  4. Step 4: Simplify right side
    476,883.48x = 162,802,225,766.21
  5. Step 5: Solve for x
    x = 162,802,225,766.21/476,883.48
  6. Step 6: Final answer
    x = 341,387.85

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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.