Home / 291,494.07-436,253.53-179,245.38

Finding the Fourth Proportional to 291,494.07, 436,253.53 and 179,245.38

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Solution

The fourth proportional to 291,494.07, 436,253.53 and 179,245.38 is: 268,260.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    291,494.07 : 436,253.53 = 179,245.38 : x
  2. Step 2: Convert to fraction form
    291,494.07/436,253.53 = 179,245.38/x
  3. Step 3: Cross multiply
    291,494.07x = 436,253.53 × 179,245.38
  4. Step 4: Simplify right side
    291,494.07x = 78,196,430,814.34
  5. Step 5: Solve for x
    x = 78,196,430,814.34/291,494.07
  6. Step 6: Final answer
    x = 268,260.80

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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.