Home / 461,556.10-637,284.97-298,309.25

Finding the Fourth Proportional to 461,556.10, 637,284.97 and 298,309.25

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Solution

The fourth proportional to 461,556.10, 637,284.97 and 298,309.25 is: 411,884.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    461,556.10 : 637,284.97 = 298,309.25 : x
  2. Step 2: Convert to fraction form
    461,556.10/637,284.97 = 298,309.25/x
  3. Step 3: Cross multiply
    461,556.10x = 637,284.97 × 298,309.25
  4. Step 4: Simplify right side
    461,556.10x = 190,108,001,436.97
  5. Step 5: Solve for x
    x = 190,108,001,436.97/461,556.10
  6. Step 6: Final answer
    x = 411,884.93

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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.