Home / 558,092.54-770,162.28-303,443.73

Finding the Fourth Proportional to 558,092.54, 770,162.28 and 303,443.73

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Solution

The fourth proportional to 558,092.54, 770,162.28 and 303,443.73 is: 418,749.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,092.54 : 770,162.28 = 303,443.73 : x
  2. Step 2: Convert to fraction form
    558,092.54/770,162.28 = 303,443.73/x
  3. Step 3: Cross multiply
    558,092.54x = 770,162.28 × 303,443.73
  4. Step 4: Simplify right side
    558,092.54x = 233,700,914,948.50
  5. Step 5: Solve for x
    x = 233,700,914,948.50/558,092.54
  6. Step 6: Final answer
    x = 418,749.40

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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.