Home / 307,583.24-461,399.01-82,940.28

Finding the Fourth Proportional to 307,583.24, 461,399.01 and 82,940.28

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Solution

The fourth proportional to 307,583.24, 461,399.01 and 82,940.28 is: 124,416.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,583.24 : 461,399.01 = 82,940.28 : x
  2. Step 2: Convert to fraction form
    307,583.24/461,399.01 = 82,940.28/x
  3. Step 3: Cross multiply
    307,583.24x = 461,399.01 × 82,940.28
  4. Step 4: Simplify right side
    307,583.24x = 38,268,563,081.12
  5. Step 5: Solve for x
    x = 38,268,563,081.12/307,583.24
  6. Step 6: Final answer
    x = 124,416.93

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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.