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Finding the Fourth Proportional to 337,041.17, 505,392.39 and 112,322.87

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Solution

The fourth proportional to 337,041.17, 505,392.39 and 112,322.87 is: 168,427.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    337,041.17 : 505,392.39 = 112,322.87 : x
  2. Step 2: Convert to fraction form
    337,041.17/505,392.39 = 112,322.87/x
  3. Step 3: Cross multiply
    337,041.17x = 505,392.39 × 112,322.87
  4. Step 4: Simplify right side
    337,041.17x = 56,767,121,194.00
  5. Step 5: Solve for x
    x = 56,767,121,194.00/337,041.17
  6. Step 6: Final answer
    x = 168,427.86

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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.