Home / 848,969.40-1,273,291.50-329,644.56

Finding the Fourth Proportional to 848,969.40, 1,273,291.50 and 329,644.56

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Solution

The fourth proportional to 848,969.40, 1,273,291.50 and 329,644.56 is: 494,403.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,969.40 : 1,273,291.50 = 329,644.56 : x
  2. Step 2: Convert to fraction form
    848,969.40/1,273,291.50 = 329,644.56/x
  3. Step 3: Cross multiply
    848,969.40x = 1,273,291.50 × 329,644.56
  4. Step 4: Simplify right side
    848,969.40x = 419,733,616,269.24
  5. Step 5: Solve for x
    x = 419,733,616,269.24/848,969.40
  6. Step 6: Final answer
    x = 494,403.70

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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.