Home / 666,964.41-999,833.59-240,395.85

Finding the Fourth Proportional to 666,964.41, 999,833.59 and 240,395.85

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Solution

The fourth proportional to 666,964.41, 999,833.59 and 240,395.85 is: 360,372.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,964.41 : 999,833.59 = 240,395.85 : x
  2. Step 2: Convert to fraction form
    666,964.41/999,833.59 = 240,395.85/x
  3. Step 3: Cross multiply
    666,964.41x = 999,833.59 × 240,395.85
  4. Step 4: Simplify right side
    666,964.41x = 240,355,846,027.10
  5. Step 5: Solve for x
    x = 240,355,846,027.10/666,964.41
  6. Step 6: Final answer
    x = 360,372.82

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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.