Home / 905,588.28-1,358,428.94-231,675.42

Finding the Fourth Proportional to 905,588.28, 1,358,428.94 and 231,675.42

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Solution

The fourth proportional to 905,588.28, 1,358,428.94 and 231,675.42 is: 347,525.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,588.28 : 1,358,428.94 = 231,675.42 : x
  2. Step 2: Convert to fraction form
    905,588.28/1,358,428.94 = 231,675.42/x
  3. Step 3: Cross multiply
    905,588.28x = 1,358,428.94 × 231,675.42
  4. Step 4: Simplify right side
    905,588.28x = 314,714,595,214.66
  5. Step 5: Solve for x
    x = 314,714,595,214.66/905,588.28
  6. Step 6: Final answer
    x = 347,525.03

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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.