Home / 851,180.99-1,174,637.66-469,221.44

Finding the Fourth Proportional to 851,180.99, 1,174,637.66 and 469,221.44

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Solution

The fourth proportional to 851,180.99, 1,174,637.66 and 469,221.44 is: 647,529.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    851,180.99 : 1,174,637.66 = 469,221.44 : x
  2. Step 2: Convert to fraction form
    851,180.99/1,174,637.66 = 469,221.44/x
  3. Step 3: Cross multiply
    851,180.99x = 1,174,637.66 × 469,221.44
  4. Step 4: Simplify right side
    851,180.99x = 551,165,166,084.14
  5. Step 5: Solve for x
    x = 551,165,166,084.14/851,180.99
  6. Step 6: Final answer
    x = 647,529.93

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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.