Home / 523,332,999.06-722,233,439.16-300,324,080.55

Finding the Fourth Proportional to 523,332,999.06, 722,233,439.16 and 300,324,080.55

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Solution

The fourth proportional to 523,332,999.06, 722,233,439.16 and 300,324,080.55 is: 414,466,685.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    523,332,999.06 : 722,233,439.16 = 300,324,080.55 : x
  2. Step 2: Convert to fraction form
    523,332,999.06/722,233,439.16 = 300,324,080.55/x
  3. Step 3: Cross multiply
    523,332,999.06x = 722,233,439.16 × 300,324,080.55
  4. Step 4: Simplify right side
    523,332,999.06x = 216,904,093,558,191,360
  5. Step 5: Solve for x
    x = 216,904,093,558,191,360/523,332,999.06
  6. Step 6: Final answer
    x = 414,466,685.55

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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.