Home / 889,187.52-1,333,784.48-215,267.52

Finding the Fourth Proportional to 889,187.52, 1,333,784.48 and 215,267.52

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Solution

The fourth proportional to 889,187.52, 1,333,784.48 and 215,267.52 is: 322,902.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,187.52 : 1,333,784.48 = 215,267.52 : x
  2. Step 2: Convert to fraction form
    889,187.52/1,333,784.48 = 215,267.52/x
  3. Step 3: Cross multiply
    889,187.52x = 1,333,784.48 × 215,267.52
  4. Step 4: Simplify right side
    889,187.52x = 287,120,481,149.44
  5. Step 5: Solve for x
    x = 287,120,481,149.44/889,187.52
  6. Step 6: Final answer
    x = 322,902.06

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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.