Home / 354,721.05-532,268.41-205,066.44

Finding the Fourth Proportional to 354,721.05, 532,268.41 and 205,066.44

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Solution

The fourth proportional to 354,721.05, 532,268.41 and 205,066.44 is: 307,707.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,721.05 : 532,268.41 = 205,066.44 : x
  2. Step 2: Convert to fraction form
    354,721.05/532,268.41 = 205,066.44/x
  3. Step 3: Cross multiply
    354,721.05x = 532,268.41 × 205,066.44
  4. Step 4: Simplify right side
    354,721.05x = 109,150,387,963.16
  5. Step 5: Solve for x
    x = 109,150,387,963.16/354,721.05
  6. Step 6: Final answer
    x = 307,707.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.