Home / 889,180.15-1,333,773.63-215,260.39

Finding the Fourth Proportional to 889,180.15, 1,333,773.63 and 215,260.39

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Solution

The fourth proportional to 889,180.15, 1,333,773.63 and 215,260.39 is: 322,891.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,180.15 : 1,333,773.63 = 215,260.39 : x
  2. Step 2: Convert to fraction form
    889,180.15/1,333,773.63 = 215,260.39/x
  3. Step 3: Cross multiply
    889,180.15x = 1,333,773.63 × 215,260.39
  4. Step 4: Simplify right side
    889,180.15x = 287,108,631,765.52
  5. Step 5: Solve for x
    x = 287,108,631,765.52/889,180.15
  6. Step 6: Final answer
    x = 322,891.41

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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.