Home / 353,964.33-488,468.27-192,818.88

Finding the Fourth Proportional to 353,964.33, 488,468.27 and 192,818.88

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Solution

The fourth proportional to 353,964.33, 488,468.27 and 192,818.88 is: 266,088.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,964.33 : 488,468.27 = 192,818.88 : x
  2. Step 2: Convert to fraction form
    353,964.33/488,468.27 = 192,818.88/x
  3. Step 3: Cross multiply
    353,964.33x = 488,468.27 × 192,818.88
  4. Step 4: Simplify right side
    353,964.33x = 94,185,905,218.98
  5. Step 5: Solve for x
    x = 94,185,905,218.98/353,964.33
  6. Step 6: Final answer
    x = 266,088.69

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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.