Home / 343,720.62-474,548.40-322,273.83

Finding the Fourth Proportional to 343,720.62, 474,548.40 and 322,273.83

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Solution

The fourth proportional to 343,720.62, 474,548.40 and 322,273.83 is: 444,938.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    343,720.62 : 474,548.40 = 322,273.83 : x
  2. Step 2: Convert to fraction form
    343,720.62/474,548.40 = 322,273.83/x
  3. Step 3: Cross multiply
    343,720.62x = 474,548.40 × 322,273.83
  4. Step 4: Simplify right side
    343,720.62x = 152,934,530,388.37
  5. Step 5: Solve for x
    x = 152,934,530,388.37/343,720.62
  6. Step 6: Final answer
    x = 444,938.48

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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.