Home / 565,845.76-848,546.40-210,665.60

Finding the Fourth Proportional to 565,845.76, 848,546.40 and 210,665.60

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Solution

The fourth proportional to 565,845.76, 848,546.40 and 210,665.60 is: 315,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    565,845.76 : 848,546.40 = 210,665.60 : x
  2. Step 2: Convert to fraction form
    565,845.76/848,546.40 = 210,665.60/x
  3. Step 3: Cross multiply
    565,845.76x = 848,546.40 × 210,665.60
  4. Step 4: Simplify right side
    565,845.76x = 178,759,536,483.84
  5. Step 5: Solve for x
    x = 178,759,536,483.84/565,845.76
  6. Step 6: Final answer
    x = 315,915.66

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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.