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Finding the Fourth Proportional to 333,855.77, 500,801.90 and 84,539.93

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Solution

The fourth proportional to 333,855.77, 500,801.90 and 84,539.93 is: 126,814.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    333,855.77 : 500,801.90 = 84,539.93 : x
  2. Step 2: Convert to fraction form
    333,855.77/500,801.90 = 84,539.93/x
  3. Step 3: Cross multiply
    333,855.77x = 500,801.90 × 84,539.93
  4. Step 4: Simplify right side
    333,855.77x = 42,337,757,147.17
  5. Step 5: Solve for x
    x = 42,337,757,147.17/333,855.77
  6. Step 6: Final answer
    x = 126,814.51

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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.