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Finding the Fourth Proportional to 339,590.48, 468,614.28 and 188,682.32

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Solution

The fourth proportional to 339,590.48, 468,614.28 and 188,682.32 is: 260,370.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,590.48 : 468,614.28 = 188,682.32 : x
  2. Step 2: Convert to fraction form
    339,590.48/468,614.28 = 188,682.32/x
  3. Step 3: Cross multiply
    339,590.48x = 468,614.28 × 188,682.32
  4. Step 4: Simplify right side
    339,590.48x = 88,419,229,535.53
  5. Step 5: Solve for x
    x = 88,419,229,535.53/339,590.48
  6. Step 6: Final answer
    x = 260,370.17

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1.5x scale

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.