Home / 374,933.28-517,407.96-205,167.42

Finding the Fourth Proportional to 374,933.28, 517,407.96 and 205,167.42

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Solution

The fourth proportional to 374,933.28, 517,407.96 and 205,167.42 is: 283,131.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,933.28 : 517,407.96 = 205,167.42 : x
  2. Step 2: Convert to fraction form
    374,933.28/517,407.96 = 205,167.42/x
  3. Step 3: Cross multiply
    374,933.28x = 517,407.96 × 205,167.42
  4. Step 4: Simplify right side
    374,933.28x = 106,155,256,240.66
  5. Step 5: Solve for x
    x = 106,155,256,240.66/374,933.28
  6. Step 6: Final answer
    x = 283,131.06

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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.