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Finding the Fourth Proportional to 507,662.07, 761,296.25 and 270,875.58

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Solution

The fourth proportional to 507,662.07, 761,296.25 and 270,875.58 is: 406,208.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,662.07 : 761,296.25 = 270,875.58 : x
  2. Step 2: Convert to fraction form
    507,662.07/761,296.25 = 270,875.58/x
  3. Step 3: Cross multiply
    507,662.07x = 761,296.25 × 270,875.58
  4. Step 4: Simplify right side
    507,662.07x = 206,216,561,092.90
  5. Step 5: Solve for x
    x = 206,216,561,092.90/507,662.07
  6. Step 6: Final answer
    x = 406,208.33

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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.