Home / 398,313.10-596,890.08-246,185.38

Finding the Fourth Proportional to 398,313.10, 596,890.08 and 246,185.38

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Solution

The fourth proportional to 398,313.10, 596,890.08 and 246,185.38 is: 368,919.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,313.10 : 596,890.08 = 246,185.38 : x
  2. Step 2: Convert to fraction form
    398,313.10/596,890.08 = 246,185.38/x
  3. Step 3: Cross multiply
    398,313.10x = 596,890.08 × 246,185.38
  4. Step 4: Simplify right side
    398,313.10x = 146,945,611,163.03
  5. Step 5: Solve for x
    x = 146,945,611,163.03/398,313.10
  6. Step 6: Final answer
    x = 368,919.86

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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.