Home / 279,922.96-385,556.52-232,022.80

Finding the Fourth Proportional to 279,922.96, 385,556.52 and 232,022.80

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Solution

The fourth proportional to 279,922.96, 385,556.52 and 232,022.80 is: 319,580.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    279,922.96 : 385,556.52 = 232,022.80 : x
  2. Step 2: Convert to fraction form
    279,922.96/385,556.52 = 232,022.80/x
  3. Step 3: Cross multiply
    279,922.96x = 385,556.52 × 232,022.80
  4. Step 4: Simplify right side
    279,922.96x = 89,457,903,328.66
  5. Step 5: Solve for x
    x = 89,457,903,328.66/279,922.96
  6. Step 6: Final answer
    x = 319,580.44

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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.