Home / 293,035.66-438,984.70-215,958.69

Finding the Fourth Proportional to 293,035.66, 438,984.70 and 215,958.69

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Solution

The fourth proportional to 293,035.66, 438,984.70 and 215,958.69 is: 323,518.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    293,035.66 : 438,984.70 = 215,958.69 : x
  2. Step 2: Convert to fraction form
    293,035.66/438,984.70 = 215,958.69/x
  3. Step 3: Cross multiply
    293,035.66x = 438,984.70 × 215,958.69
  4. Step 4: Simplify right side
    293,035.66x = 94,802,560,202.15
  5. Step 5: Solve for x
    x = 94,802,560,202.15/293,035.66
  6. Step 6: Final answer
    x = 323,518.85

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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.