Home / 348,564.20-522,741.60-123,895.10

Finding the Fourth Proportional to 348,564.20, 522,741.60 and 123,895.10

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Solution

The fourth proportional to 348,564.20, 522,741.60 and 123,895.10 is: 185,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    348,564.20 : 522,741.60 = 123,895.10 : x
  2. Step 2: Convert to fraction form
    348,564.20/522,741.60 = 123,895.10/x
  3. Step 3: Cross multiply
    348,564.20x = 522,741.60 × 123,895.10
  4. Step 4: Simplify right side
    348,564.20x = 64,765,122,806.16
  5. Step 5: Solve for x
    x = 64,765,122,806.16/348,564.20
  6. Step 6: Final answer
    x = 185,805.43

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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.