Home / 767,028.18-1,150,291.86-254,555.66

Finding the Fourth Proportional to 767,028.18, 1,150,291.86 and 254,555.66

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Solution

The fourth proportional to 767,028.18, 1,150,291.86 and 254,555.66 is: 381,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    767,028.18 : 1,150,291.86 = 254,555.66 : x
  2. Step 2: Convert to fraction form
    767,028.18/1,150,291.86 = 254,555.66/x
  3. Step 3: Cross multiply
    767,028.18x = 1,150,291.86 × 254,555.66
  4. Step 4: Simplify right side
    767,028.18x = 292,813,303,614.93
  5. Step 5: Solve for x
    x = 292,813,303,614.93/767,028.18
  6. Step 6: Final answer
    x = 381,750.39

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Double scale
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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.