Home / 374,914.50-517,382.01-205,148.64

Finding the Fourth Proportional to 374,914.50, 517,382.01 and 205,148.64

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Solution

The fourth proportional to 374,914.50, 517,382.01 and 205,148.64 is: 283,105.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    374,914.50 : 517,382.01 = 205,148.64 : x
  2. Step 2: Convert to fraction form
    374,914.50/517,382.01 = 205,148.64/x
  3. Step 3: Cross multiply
    374,914.50x = 517,382.01 × 205,148.64
  4. Step 4: Simplify right side
    374,914.50x = 106,140,215,711.97
  5. Step 5: Solve for x
    x = 106,140,215,711.97/374,914.50
  6. Step 6: Final answer
    x = 283,105.12

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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.