Home / 353,324.93-487,544.10-238,852.64

Finding the Fourth Proportional to 353,324.93, 487,544.10 and 238,852.64

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Solution

The fourth proportional to 353,324.93, 487,544.10 and 238,852.64 is: 329,586.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,324.93 : 487,544.10 = 238,852.64 : x
  2. Step 2: Convert to fraction form
    353,324.93/487,544.10 = 238,852.64/x
  3. Step 3: Cross multiply
    353,324.93x = 487,544.10 × 238,852.64
  4. Step 4: Simplify right side
    353,324.93x = 116,451,192,963.70
  5. Step 5: Solve for x
    x = 116,451,192,963.70/353,324.93
  6. Step 6: Final answer
    x = 329,586.69

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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.