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Finding the Fourth Proportional to 501,566.58, 751,065.21 and 276,676.92

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Solution

The fourth proportional to 501,566.58, 751,065.21 and 276,676.92 is: 414,306.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    501,566.58 : 751,065.21 = 276,676.92 : x
  2. Step 2: Convert to fraction form
    501,566.58/751,065.21 = 276,676.92/x
  3. Step 3: Cross multiply
    501,566.58x = 751,065.21 × 276,676.92
  4. Step 4: Simplify right side
    501,566.58x = 207,802,409,021.95
  5. Step 5: Solve for x
    x = 207,802,409,021.95/501,566.58
  6. Step 6: Final answer
    x = 414,306.73

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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.