Home / 558,379.44-770,569.61-303,731.24

Finding the Fourth Proportional to 558,379.44, 770,569.61 and 303,731.24

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Solution

The fourth proportional to 558,379.44, 770,569.61 and 303,731.24 is: 419,152.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,379.44 : 770,569.61 = 303,731.24 : x
  2. Step 2: Convert to fraction form
    558,379.44/770,569.61 = 303,731.24/x
  3. Step 3: Cross multiply
    558,379.44x = 770,569.61 × 303,731.24
  4. Step 4: Simplify right side
    558,379.44x = 234,046,057,780.11
  5. Step 5: Solve for x
    x = 234,046,057,780.11/558,379.44
  6. Step 6: Final answer
    x = 419,152.36

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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.