Home / 353,453.33-487,751.03-192,309.02

Finding the Fourth Proportional to 353,453.33, 487,751.03 and 192,309.02

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Solution

The fourth proportional to 353,453.33, 487,751.03 and 192,309.02 is: 265,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,453.33 : 487,751.03 = 192,309.02 : x
  2. Step 2: Convert to fraction form
    353,453.33/487,751.03 = 192,309.02/x
  3. Step 3: Cross multiply
    353,453.33x = 487,751.03 × 192,309.02
  4. Step 4: Simplify right side
    353,453.33x = 93,798,919,182.99
  5. Step 5: Solve for x
    x = 93,798,919,182.99/353,453.33
  6. Step 6: Final answer
    x = 265,378.52

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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.