Home / 776,285.44-1,164,712.96-327,119.36

Finding the Fourth Proportional to 776,285.44, 1,164,712.96 and 327,119.36

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Solution

The fourth proportional to 776,285.44, 1,164,712.96 and 327,119.36 is: 490,799.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    776,285.44 : 1,164,712.96 = 327,119.36 : x
  2. Step 2: Convert to fraction form
    776,285.44/1,164,712.96 = 327,119.36/x
  3. Step 3: Cross multiply
    776,285.44x = 1,164,712.96 × 327,119.36
  4. Step 4: Simplify right side
    776,285.44x = 381,000,158,058.91
  5. Step 5: Solve for x
    x = 381,000,158,058.91/776,285.44
  6. Step 6: Final answer
    x = 490,799.05

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1.5x scale

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.