Home / 356,373.47-491,795.60-195,234.36

Finding the Fourth Proportional to 356,373.47, 491,795.60 and 195,234.36

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Solution

The fourth proportional to 356,373.47, 491,795.60 and 195,234.36 is: 269,423.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,373.47 : 491,795.60 = 195,234.36 : x
  2. Step 2: Convert to fraction form
    356,373.47/491,795.60 = 195,234.36/x
  3. Step 3: Cross multiply
    356,373.47x = 491,795.60 × 195,234.36
  4. Step 4: Simplify right side
    356,373.47x = 96,015,398,240.64
  5. Step 5: Solve for x
    x = 96,015,398,240.64/356,373.47
  6. Step 6: Final answer
    x = 269,423.53

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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.