Home / 1,110,190.16-1,665,389.76-311,468.60

Finding the Fourth Proportional to 1,110,190.16, 1,665,389.76 and 311,468.60

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Solution

The fourth proportional to 1,110,190.16, 1,665,389.76 and 311,468.60 is: 467,232.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,190.16 : 1,665,389.76 = 311,468.60 : x
  2. Step 2: Convert to fraction form
    1,110,190.16/1,665,389.76 = 311,468.60/x
  3. Step 3: Cross multiply
    1,110,190.16x = 1,665,389.76 × 311,468.60
  4. Step 4: Simplify right side
    1,110,190.16x = 518,716,617,001.54
  5. Step 5: Solve for x
    x = 518,716,617,001.54/1,110,190.16
  6. Step 6: Final answer
    x = 467,232.22

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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.