Home / 307,472.06-461,350.53-117,869.07

Finding the Fourth Proportional to 307,472.06, 461,350.53 and 117,869.07

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Solution

The fourth proportional to 307,472.06, 461,350.53 and 117,869.07 is: 176,858.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    307,472.06 : 461,350.53 = 117,869.07 : x
  2. Step 2: Convert to fraction form
    307,472.06/461,350.53 = 117,869.07/x
  3. Step 3: Cross multiply
    307,472.06x = 461,350.53 × 117,869.07
  4. Step 4: Simplify right side
    307,472.06x = 54,378,957,915.11
  5. Step 5: Solve for x
    x = 54,378,957,915.11/307,472.06
  6. Step 6: Final answer
    x = 176,858.21

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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.