Home / 445,740.12-615,118.70-241,791.44

Finding the Fourth Proportional to 445,740.12, 615,118.70 and 241,791.44

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Solution

The fourth proportional to 445,740.12, 615,118.70 and 241,791.44 is: 333,670.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    445,740.12 : 615,118.70 = 241,791.44 : x
  2. Step 2: Convert to fraction form
    445,740.12/615,118.70 = 241,791.44/x
  3. Step 3: Cross multiply
    445,740.12x = 615,118.70 × 241,791.44
  4. Step 4: Simplify right side
    445,740.12x = 148,730,436,243.93
  5. Step 5: Solve for x
    x = 148,730,436,243.93/445,740.12
  6. Step 6: Final answer
    x = 333,670.74

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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.