Home / 364,977.28-547,485.36-115,678.72

Finding the Fourth Proportional to 364,977.28, 547,485.36 and 115,678.72

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Solution

The fourth proportional to 364,977.28, 547,485.36 and 115,678.72 is: 173,524.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    364,977.28 : 547,485.36 = 115,678.72 : x
  2. Step 2: Convert to fraction form
    364,977.28/547,485.36 = 115,678.72/x
  3. Step 3: Cross multiply
    364,977.28x = 547,485.36 × 115,678.72
  4. Step 4: Simplify right side
    364,977.28x = 63,332,405,663.54
  5. Step 5: Solve for x
    x = 63,332,405,663.54/364,977.28
  6. Step 6: Final answer
    x = 173,524.24

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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.