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Finding the Fourth Proportional to 555,696.27, 833,544.41 and 134,969.31

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Solution

The fourth proportional to 555,696.27, 833,544.41 and 134,969.31 is: 202,453.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,696.27 : 833,544.41 = 134,969.31 : x
  2. Step 2: Convert to fraction form
    555,696.27/833,544.41 = 134,969.31/x
  3. Step 3: Cross multiply
    555,696.27x = 833,544.41 × 134,969.31
  4. Step 4: Simplify right side
    555,696.27x = 112,502,913,197.21
  5. Step 5: Solve for x
    x = 112,502,913,197.21/555,696.27
  6. Step 6: Final answer
    x = 202,453.97

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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.