Home / 353,824.05-488,277.72-192,679.77

Finding the Fourth Proportional to 353,824.05, 488,277.72 and 192,679.77

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Solution

The fourth proportional to 353,824.05, 488,277.72 and 192,679.77 is: 265,898.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,824.05 : 488,277.72 = 192,679.77 : x
  2. Step 2: Convert to fraction form
    353,824.05/488,277.72 = 192,679.77/x
  3. Step 3: Cross multiply
    353,824.05x = 488,277.72 × 192,679.77
  4. Step 4: Simplify right side
    353,824.05x = 94,081,238,785.72
  5. Step 5: Solve for x
    x = 94,081,238,785.72/353,824.05
  6. Step 6: Final answer
    x = 265,898.37

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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.