Home / 291,234.63-436,914.27-164,934.57

Finding the Fourth Proportional to 291,234.63, 436,914.27 and 164,934.57

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Solution

The fourth proportional to 291,234.63, 436,914.27 and 164,934.57 is: 247,437.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,234.63 : 436,914.27 = 164,934.57 : x
  2. Step 2: Convert to fraction form
    291,234.63/436,914.27 = 164,934.57/x
  3. Step 3: Cross multiply
    291,234.63x = 436,914.27 × 164,934.57
  4. Step 4: Simplify right side
    291,234.63x = 72,062,267,249.31
  5. Step 5: Solve for x
    x = 72,062,267,249.31/291,234.63
  6. Step 6: Final answer
    x = 247,437.15

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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.