Home / 960,236.80-1,440,662.88-672,348.31

Finding the Fourth Proportional to 960,236.80, 1,440,662.88 and 672,348.31

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Solution

The fourth proportional to 960,236.80, 1,440,662.88 and 672,348.31 is: 1,008,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    960,236.80 : 1,440,662.88 = 672,348.31 : x
  2. Step 2: Convert to fraction form
    960,236.80/1,440,662.88 = 672,348.31/x
  3. Step 3: Cross multiply
    960,236.80x = 1,440,662.88 × 672,348.31
  4. Step 4: Simplify right side
    960,236.80x = 968,627,252,647.73
  5. Step 5: Solve for x
    x = 968,627,252,647.73/960,236.80
  6. Step 6: Final answer
    x = 1,008,737.90

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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.