Home / 1,110,190.66-1,665,390.51-311,469.10

Finding the Fourth Proportional to 1,110,190.66, 1,665,390.51 and 311,469.10

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Solution

The fourth proportional to 1,110,190.66, 1,665,390.51 and 311,469.10 is: 467,232.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,190.66 : 1,665,390.51 = 311,469.10 : x
  2. Step 2: Convert to fraction form
    1,110,190.66/1,665,390.51 = 311,469.10/x
  3. Step 3: Cross multiply
    1,110,190.66x = 1,665,390.51 × 311,469.10
  4. Step 4: Simplify right side
    1,110,190.66x = 518,717,683,298.24
  5. Step 5: Solve for x
    x = 518,717,683,298.24/1,110,190.66
  6. Step 6: Final answer
    x = 467,232.97

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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.