Home / 307,475.06-461,355.03-117,872.07

Finding the Fourth Proportional to 307,475.06, 461,355.03 and 117,872.07

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Solution

The fourth proportional to 307,475.06, 461,355.03 and 117,872.07 is: 176,862.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,475.06 : 461,355.03 = 117,872.07 : x
  2. Step 2: Convert to fraction form
    307,475.06/461,355.03 = 117,872.07/x
  3. Step 3: Cross multiply
    307,475.06x = 461,355.03 × 117,872.07
  4. Step 4: Simplify right side
    307,475.06x = 54,380,872,391.01
  5. Step 5: Solve for x
    x = 54,380,872,391.01/307,475.06
  6. Step 6: Final answer
    x = 176,862.71

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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.