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Finding the Fourth Proportional to 339,463.06, 468,473.85 and 188,560.06

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Solution

The fourth proportional to 339,463.06, 468,473.85 and 188,560.06 is: 260,221.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,463.06 : 468,473.85 = 188,560.06 : x
  2. Step 2: Convert to fraction form
    339,463.06/468,473.85 = 188,560.06/x
  3. Step 3: Cross multiply
    339,463.06x = 468,473.85 × 188,560.06
  4. Step 4: Simplify right side
    339,463.06x = 88,335,457,264.43
  5. Step 5: Solve for x
    x = 88,335,457,264.43/339,463.06
  6. Step 6: Final answer
    x = 260,221.12

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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.