Home / 336,944.31-505,381.77-112,280.46

Finding the Fourth Proportional to 336,944.31, 505,381.77 and 112,280.46

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Solution

The fourth proportional to 336,944.31, 505,381.77 and 112,280.46 is: 168,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,944.31 : 505,381.77 = 112,280.46 : x
  2. Step 2: Convert to fraction form
    336,944.31/505,381.77 = 112,280.46/x
  3. Step 3: Cross multiply
    336,944.31x = 505,381.77 × 112,280.46
  4. Step 4: Simplify right side
    336,944.31x = 56,744,497,611.21
  5. Step 5: Solve for x
    x = 56,744,497,611.21/336,944.31
  6. Step 6: Final answer
    x = 168,409.13

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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.