Home / 1,079,496.40-1,619,244.60-331,541.20

Finding the Fourth Proportional to 1,079,496.40, 1,619,244.60 and 331,541.20

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Solution

The fourth proportional to 1,079,496.40, 1,619,244.60 and 331,541.20 is: 497,311.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,079,496.40 : 1,619,244.60 = 331,541.20 : x
  2. Step 2: Convert to fraction form
    1,079,496.40/1,619,244.60 = 331,541.20/x
  3. Step 3: Cross multiply
    1,079,496.40x = 1,619,244.60 × 331,541.20
  4. Step 4: Simplify right side
    1,079,496.40x = 536,846,297,777.52
  5. Step 5: Solve for x
    x = 536,846,297,777.52/1,079,496.40
  6. Step 6: Final answer
    x = 497,311.80

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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.