Home / 913,179.52-1,369,729.92-239,245.96

Finding the Fourth Proportional to 913,179.52, 1,369,729.92 and 239,245.96

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Solution

The fourth proportional to 913,179.52, 1,369,729.92 and 239,245.96 is: 358,858.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    913,179.52 : 1,369,729.92 = 239,245.96 : x
  2. Step 2: Convert to fraction form
    913,179.52/1,369,729.92 = 239,245.96/x
  3. Step 3: Cross multiply
    913,179.52x = 1,369,729.92 × 239,245.96
  4. Step 4: Simplify right side
    913,179.52x = 327,702,349,651.12
  5. Step 5: Solve for x
    x = 327,702,349,651.12/913,179.52
  6. Step 6: Final answer
    x = 358,858.63

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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.