Home / 848,199.84-1,272,270.60-217,119.12

Finding the Fourth Proportional to 848,199.84, 1,272,270.60 and 217,119.12

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Solution

The fourth proportional to 848,199.84, 1,272,270.60 and 217,119.12 is: 325,671.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    848,199.84 : 1,272,270.60 = 217,119.12 : x
  2. Step 2: Convert to fraction form
    848,199.84/1,272,270.60 = 217,119.12/x
  3. Step 3: Cross multiply
    848,199.84x = 1,272,270.60 × 217,119.12
  4. Step 4: Simplify right side
    848,199.84x = 276,234,273,073.87
  5. Step 5: Solve for x
    x = 276,234,273,073.87/848,199.84
  6. Step 6: Final answer
    x = 325,671.22

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Double scale
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Similar ratio
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1.5x scale

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.