Home / 273,256.96-409,883.54-210,189.38

Finding the Fourth Proportional to 273,256.96, 409,883.54 and 210,189.38

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Solution

The fourth proportional to 273,256.96, 409,883.54 and 210,189.38 is: 315,282.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,256.96 : 409,883.54 = 210,189.38 : x
  2. Step 2: Convert to fraction form
    273,256.96/409,883.54 = 210,189.38/x
  3. Step 3: Cross multiply
    273,256.96x = 409,883.54 × 210,189.38
  4. Step 4: Simplify right side
    273,256.96x = 86,153,167,144.81
  5. Step 5: Solve for x
    x = 86,153,167,144.81/273,256.96
  6. Step 6: Final answer
    x = 315,282.61

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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.