Home / 348,440.38-522,307.60-236,131.98

Finding the Fourth Proportional to 348,440.38, 522,307.60 and 236,131.98

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Solution

The fourth proportional to 348,440.38, 522,307.60 and 236,131.98 is: 353,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,440.38 : 522,307.60 = 236,131.98 : x
  2. Step 2: Convert to fraction form
    348,440.38/522,307.60 = 236,131.98/x
  3. Step 3: Cross multiply
    348,440.38x = 522,307.60 × 236,131.98
  4. Step 4: Simplify right side
    348,440.38x = 123,333,527,757.05
  5. Step 5: Solve for x
    x = 123,333,527,757.05/348,440.38
  6. Step 6: Final answer
    x = 353,958.77

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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.