Home / 701,328.80-1,051,993.20-228,029.60

Finding the Fourth Proportional to 701,328.80, 1,051,993.20 and 228,029.60

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Solution

The fourth proportional to 701,328.80, 1,051,993.20 and 228,029.60 is: 342,044.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    701,328.80 : 1,051,993.20 = 228,029.60 : x
  2. Step 2: Convert to fraction form
    701,328.80/1,051,993.20 = 228,029.60/x
  3. Step 3: Cross multiply
    701,328.80x = 1,051,993.20 × 228,029.60
  4. Step 4: Simplify right side
    701,328.80x = 239,885,588,598.72
  5. Step 5: Solve for x
    x = 239,885,588,598.72/701,328.80
  6. Step 6: Final answer
    x = 342,044.40

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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.