Home / 531,964.78-733,253.82-359,819.96

Finding the Fourth Proportional to 531,964.78, 733,253.82 and 359,819.96

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Solution

The fourth proportional to 531,964.78, 733,253.82 and 359,819.96 is: 495,971.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,964.78 : 733,253.82 = 359,819.96 : x
  2. Step 2: Convert to fraction form
    531,964.78/733,253.82 = 359,819.96/x
  3. Step 3: Cross multiply
    531,964.78x = 733,253.82 × 359,819.96
  4. Step 4: Simplify right side
    531,964.78x = 263,839,358,383.15
  5. Step 5: Solve for x
    x = 263,839,358,383.15/531,964.78
  6. Step 6: Final answer
    x = 495,971.48

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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.