Home / 245,932.30-339,399.21-150,409

Finding the Fourth Proportional to 245,932.30, 339,399.21 and 150,409

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Solution

The fourth proportional to 245,932.30, 339,399.21 and 150,409 is: 207,572.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,932.30 : 339,399.21 = 150,409 : x
  2. Step 2: Convert to fraction form
    245,932.30/339,399.21 = 150,409/x
  3. Step 3: Cross multiply
    245,932.30x = 339,399.21 × 150,409
  4. Step 4: Simplify right side
    245,932.30x = 51,048,695,776.89
  5. Step 5: Solve for x
    x = 51,048,695,776.89/245,932.30
  6. Step 6: Final answer
    x = 207,572.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.