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Finding the Fourth Proportional to 468,556.25, 702,834.35 and 113,570.28

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Solution

The fourth proportional to 468,556.25, 702,834.35 and 113,570.28 is: 170,355.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,556.25 : 702,834.35 = 113,570.28 : x
  2. Step 2: Convert to fraction form
    468,556.25/702,834.35 = 113,570.28/x
  3. Step 3: Cross multiply
    468,556.25x = 702,834.35 × 113,570.28
  4. Step 4: Simplify right side
    468,556.25x = 79,821,093,355.27
  5. Step 5: Solve for x
    x = 79,821,093,355.27/468,556.25
  6. Step 6: Final answer
    x = 170,355.41

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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.