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Finding the Fourth Proportional to 461,992.69, 637,543.19 and 258,046.52

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Solution

The fourth proportional to 461,992.69, 637,543.19 and 258,046.52 is: 356,100.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,992.69 : 637,543.19 = 258,046.52 : x
  2. Step 2: Convert to fraction form
    461,992.69/637,543.19 = 258,046.52/x
  3. Step 3: Cross multiply
    461,992.69x = 637,543.19 × 258,046.52
  4. Step 4: Simplify right side
    461,992.69x = 164,515,798,986.60
  5. Step 5: Solve for x
    x = 164,515,798,986.60/461,992.69
  6. Step 6: Final answer
    x = 356,100.44

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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.