Home / 353,664.11-488,056.54-192,520.37

Finding the Fourth Proportional to 353,664.11, 488,056.54 and 192,520.37

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Solution

The fourth proportional to 353,664.11, 488,056.54 and 192,520.37 is: 265,678.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,664.11 : 488,056.54 = 192,520.37 : x
  2. Step 2: Convert to fraction form
    353,664.11/488,056.54 = 192,520.37/x
  3. Step 3: Cross multiply
    353,664.11x = 488,056.54 × 192,520.37
  4. Step 4: Simplify right side
    353,664.11x = 93,960,822,740.14
  5. Step 5: Solve for x
    x = 93,960,822,740.14/353,664.11
  6. Step 6: Final answer
    x = 265,678.14

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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.