Home / 558,821.73-838,357.58-203,835.77

Finding the Fourth Proportional to 558,821.73, 838,357.58 and 203,835.77

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Solution

The fourth proportional to 558,821.73, 838,357.58 and 203,835.77 is: 305,799.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,821.73 : 838,357.58 = 203,835.77 : x
  2. Step 2: Convert to fraction form
    558,821.73/838,357.58 = 203,835.77/x
  3. Step 3: Cross multiply
    558,821.73x = 838,357.58 × 203,835.77
  4. Step 4: Simplify right side
    558,821.73x = 170,887,259,172.44
  5. Step 5: Solve for x
    x = 170,887,259,172.44/558,821.73
  6. Step 6: Final answer
    x = 305,799.24

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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.