Home / 740,369.76-1,110,558.06-228,028.80

Finding the Fourth Proportional to 740,369.76, 1,110,558.06 and 228,028.80

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Solution

The fourth proportional to 740,369.76, 1,110,558.06 and 228,028.80 is: 342,044.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    740,369.76 : 1,110,558.06 = 228,028.80 : x
  2. Step 2: Convert to fraction form
    740,369.76/1,110,558.06 = 228,028.80/x
  3. Step 3: Cross multiply
    740,369.76x = 1,110,558.06 × 228,028.80
  4. Step 4: Simplify right side
    740,369.76x = 253,239,221,752.13
  5. Step 5: Solve for x
    x = 253,239,221,752.13/740,369.76
  6. Step 6: Final answer
    x = 342,044.25

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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.