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Finding the Fourth Proportional to 555,310.26, 832,965.38 and 134,586.14

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Solution

The fourth proportional to 555,310.26, 832,965.38 and 134,586.14 is: 201,879.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,310.26 : 832,965.38 = 134,586.14 : x
  2. Step 2: Convert to fraction form
    555,310.26/832,965.38 = 134,586.14/x
  3. Step 3: Cross multiply
    555,310.26x = 832,965.38 × 134,586.14
  4. Step 4: Simplify right side
    555,310.26x = 112,105,595,247.83
  5. Step 5: Solve for x
    x = 112,105,595,247.83/555,310.26
  6. Step 6: Final answer
    x = 201,879.21

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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.