Home / 558,670.12-770,963.32-304,021.24

Finding the Fourth Proportional to 558,670.12, 770,963.32 and 304,021.24

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Solution

The fourth proportional to 558,670.12, 770,963.32 and 304,021.24 is: 419,548.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,670.12 : 770,963.32 = 304,021.24 : x
  2. Step 2: Convert to fraction form
    558,670.12/770,963.32 = 304,021.24/x
  3. Step 3: Cross multiply
    558,670.12x = 770,963.32 × 304,021.24
  4. Step 4: Simplify right side
    558,670.12x = 234,389,224,540.92
  5. Step 5: Solve for x
    x = 234,389,224,540.92/558,670.12
  6. Step 6: Final answer
    x = 419,548.52

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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.