Home / 848,229.84-1,272,338.28-217,142.64

Finding the Fourth Proportional to 848,229.84, 1,272,338.28 and 217,142.64

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Solution

The fourth proportional to 848,229.84, 1,272,338.28 and 217,142.64 is: 325,712.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,229.84 : 1,272,338.28 = 217,142.64 : x
  2. Step 2: Convert to fraction form
    848,229.84/1,272,338.28 = 217,142.64/x
  3. Step 3: Cross multiply
    848,229.84x = 1,272,338.28 × 217,142.64
  4. Step 4: Simplify right side
    848,229.84x = 276,278,893,092.26
  5. Step 5: Solve for x
    x = 276,278,893,092.26/848,229.84
  6. Step 6: Final answer
    x = 325,712.30

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Double scale
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Similar ratio
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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.