Home / 374,743.84-517,176.29-238,838.80

Finding the Fourth Proportional to 374,743.84, 517,176.29 and 238,838.80

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Solution

The fourth proportional to 374,743.84, 517,176.29 and 238,838.80 is: 329,616.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,743.84 : 517,176.29 = 238,838.80 : x
  2. Step 2: Convert to fraction form
    374,743.84/517,176.29 = 238,838.80/x
  3. Step 3: Cross multiply
    374,743.84x = 517,176.29 × 238,838.80
  4. Step 4: Simplify right side
    374,743.84x = 123,521,765,287.80
  5. Step 5: Solve for x
    x = 123,521,765,287.80/374,743.84
  6. Step 6: Final answer
    x = 329,616.53

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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.