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Finding the Fourth Proportional to 337,093.38, 505,642.50 and 84,378.24

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Solution

The fourth proportional to 337,093.38, 505,642.50 and 84,378.24 is: 126,567.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,093.38 : 505,642.50 = 84,378.24 : x
  2. Step 2: Convert to fraction form
    337,093.38/505,642.50 = 84,378.24/x
  3. Step 3: Cross multiply
    337,093.38x = 505,642.50 × 84,378.24
  4. Step 4: Simplify right side
    337,093.38x = 42,665,224,219.20
  5. Step 5: Solve for x
    x = 42,665,224,219.20/337,093.38
  6. Step 6: Final answer
    x = 126,567.97

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1.5x scale

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.