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Finding the Fourth Proportional to 603,820.99, 833,281.52 and 331,914.03

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Solution

The fourth proportional to 603,820.99, 833,281.52 and 331,914.03 is: 458,046.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,820.99 : 833,281.52 = 331,914.03 : x
  2. Step 2: Convert to fraction form
    603,820.99/833,281.52 = 331,914.03/x
  3. Step 3: Cross multiply
    603,820.99x = 833,281.52 × 331,914.03
  4. Step 4: Simplify right side
    603,820.99x = 276,577,827,427.73
  5. Step 5: Solve for x
    x = 276,577,827,427.73/603,820.99
  6. Step 6: Final answer
    x = 458,046.06

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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.