Home / 353,391.39-529,981.18-150,979.34

Finding the Fourth Proportional to 353,391.39, 529,981.18 and 150,979.34

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Solution

The fourth proportional to 353,391.39, 529,981.18 and 150,979.34 is: 226,423.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,391.39 : 529,981.18 = 150,979.34 : x
  2. Step 2: Convert to fraction form
    353,391.39/529,981.18 = 150,979.34/x
  3. Step 3: Cross multiply
    353,391.39x = 529,981.18 × 150,979.34
  4. Step 4: Simplify right side
    353,391.39x = 80,016,209,716.33
  5. Step 5: Solve for x
    x = 80,016,209,716.33/353,391.39
  6. Step 6: Final answer
    x = 226,423.77

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.