Home / 356,747.16-492,307.30-195,601.81

Finding the Fourth Proportional to 356,747.16, 492,307.30 and 195,601.81

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Solution

The fourth proportional to 356,747.16, 492,307.30 and 195,601.81 is: 269,928.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,747.16 : 492,307.30 = 195,601.81 : x
  2. Step 2: Convert to fraction form
    356,747.16/492,307.30 = 195,601.81/x
  3. Step 3: Cross multiply
    356,747.16x = 492,307.30 × 195,601.81
  4. Step 4: Simplify right side
    356,747.16x = 96,296,198,956.21
  5. Step 5: Solve for x
    x = 96,296,198,956.21/356,747.16
  6. Step 6: Final answer
    x = 269,928.42

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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.