Home / 603,253.70-904,991.76-198,468.66

Finding the Fourth Proportional to 603,253.70, 904,991.76 and 198,468.66

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Solution

The fourth proportional to 603,253.70, 904,991.76 and 198,468.66 is: 297,739.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,253.70 : 904,991.76 = 198,468.66 : x
  2. Step 2: Convert to fraction form
    603,253.70/904,991.76 = 198,468.66/x
  3. Step 3: Cross multiply
    603,253.70x = 904,991.76 × 198,468.66
  4. Step 4: Simplify right side
    603,253.70x = 179,612,501,918.24
  5. Step 5: Solve for x
    x = 179,612,501,918.24/603,253.70
  6. Step 6: Final answer
    x = 297,739.58

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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.