Home / 354,116.52-488,674.35-192,972.96

Finding the Fourth Proportional to 354,116.52, 488,674.35 and 192,972.96

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Solution

The fourth proportional to 354,116.52, 488,674.35 and 192,972.96 is: 266,299.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,116.52 : 488,674.35 = 192,972.96 : x
  2. Step 2: Convert to fraction form
    354,116.52/488,674.35 = 192,972.96/x
  3. Step 3: Cross multiply
    354,116.52x = 488,674.35 × 192,972.96
  4. Step 4: Simplify right side
    354,116.52x = 94,300,935,795.58
  5. Step 5: Solve for x
    x = 94,300,935,795.58/354,116.52
  6. Step 6: Final answer
    x = 266,299.17

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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.