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Finding the Fourth Proportional to 461,993.69, 637,544.57 and 258,047.52

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Solution

The fourth proportional to 461,993.69, 637,544.57 and 258,047.52 is: 356,101.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,993.69 : 637,544.57 = 258,047.52 : x
  2. Step 2: Convert to fraction form
    461,993.69/637,544.57 = 258,047.52/x
  3. Step 3: Cross multiply
    461,993.69x = 637,544.57 × 258,047.52
  4. Step 4: Simplify right side
    461,993.69x = 164,516,795,177.97
  5. Step 5: Solve for x
    x = 164,516,795,177.97/461,993.69
  6. Step 6: Final answer
    x = 356,101.82

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.