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Finding the Fourth Proportional to 507,525.75, 761,039.51 and 251,062.01

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Solution

The fourth proportional to 507,525.75, 761,039.51 and 251,062.01 is: 376,469.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    507,525.75 : 761,039.51 = 251,062.01 : x
  2. Step 2: Convert to fraction form
    507,525.75/761,039.51 = 251,062.01/x
  3. Step 3: Cross multiply
    507,525.75x = 761,039.51 × 251,062.01
  4. Step 4: Simplify right side
    507,525.75x = 191,068,105,892.47
  5. Step 5: Solve for x
    x = 191,068,105,892.47/507,525.75
  6. Step 6: Final answer
    x = 376,469.78

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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.