Home / 353,323.42-487,542.04-238,851.13

Finding the Fourth Proportional to 353,323.42, 487,542.04 and 238,851.13

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Solution

The fourth proportional to 353,323.42, 487,542.04 and 238,851.13 is: 329,584.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,323.42 : 487,542.04 = 238,851.13 : x
  2. Step 2: Convert to fraction form
    353,323.42/487,542.04 = 238,851.13/x
  3. Step 3: Cross multiply
    353,323.42x = 487,542.04 × 238,851.13
  4. Step 4: Simplify right side
    353,323.42x = 116,449,966,274.66
  5. Step 5: Solve for x
    x = 116,449,966,274.66/353,323.42
  6. Step 6: Final answer
    x = 329,584.63

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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.