Home / 767,951.36-1,151,795.76-206,854.64

Finding the Fourth Proportional to 767,951.36, 1,151,795.76 and 206,854.64

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Solution

The fourth proportional to 767,951.36, 1,151,795.76 and 206,854.64 is: 310,246.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,951.36 : 1,151,795.76 = 206,854.64 : x
  2. Step 2: Convert to fraction form
    767,951.36/1,151,795.76 = 206,854.64/x
  3. Step 3: Cross multiply
    767,951.36x = 1,151,795.76 × 206,854.64
  4. Step 4: Simplify right side
    767,951.36x = 238,254,297,288.33
  5. Step 5: Solve for x
    x = 238,254,297,288.33/767,951.36
  6. Step 6: Final answer
    x = 310,246.60

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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.