Home / 1,016,078.20-1,523,534.10-305,999.80

Finding the Fourth Proportional to 1,016,078.20, 1,523,534.10 and 305,999.80

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Solution

The fourth proportional to 1,016,078.20, 1,523,534.10 and 305,999.80 is: 458,824.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,016,078.20 : 1,523,534.10 = 305,999.80 : x
  2. Step 2: Convert to fraction form
    1,016,078.20/1,523,534.10 = 305,999.80/x
  3. Step 3: Cross multiply
    1,016,078.20x = 1,523,534.10 × 305,999.80
  4. Step 4: Simplify right side
    1,016,078.20x = 466,201,129,893.18
  5. Step 5: Solve for x
    x = 466,201,129,893.18/1,016,078.20
  6. Step 6: Final answer
    x = 458,824.06

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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.