Home / 374,926.20-517,405.23-205,171.26

Finding the Fourth Proportional to 374,926.20, 517,405.23 and 205,171.26

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Solution

The fourth proportional to 374,926.20, 517,405.23 and 205,171.26 is: 283,140.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,926.20 : 517,405.23 = 205,171.26 : x
  2. Step 2: Convert to fraction form
    374,926.20/517,405.23 = 205,171.26/x
  3. Step 3: Cross multiply
    374,926.20x = 517,405.23 × 205,171.26
  4. Step 4: Simplify right side
    374,926.20x = 106,156,682,969.69
  5. Step 5: Solve for x
    x = 106,156,682,969.69/374,926.20
  6. Step 6: Final answer
    x = 283,140.21

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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.