Home / 701,319.80-1,051,979.70-228,020.60

Finding the Fourth Proportional to 701,319.80, 1,051,979.70 and 228,020.60

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Solution

The fourth proportional to 701,319.80, 1,051,979.70 and 228,020.60 is: 342,030.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,319.80 : 1,051,979.70 = 228,020.60 : x
  2. Step 2: Convert to fraction form
    701,319.80/1,051,979.70 = 228,020.60/x
  3. Step 3: Cross multiply
    701,319.80x = 1,051,979.70 × 228,020.60
  4. Step 4: Simplify right side
    701,319.80x = 239,873,042,381.82
  5. Step 5: Solve for x
    x = 239,873,042,381.82/701,319.80
  6. Step 6: Final answer
    x = 342,030.90

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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.