Home / 331,811.17-457,899.86-180,908.17

Finding the Fourth Proportional to 331,811.17, 457,899.86 and 180,908.17

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Solution

The fourth proportional to 331,811.17, 457,899.86 and 180,908.17 is: 249,653.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,811.17 : 457,899.86 = 180,908.17 : x
  2. Step 2: Convert to fraction form
    331,811.17/457,899.86 = 180,908.17/x
  3. Step 3: Cross multiply
    331,811.17x = 457,899.86 × 180,908.17
  4. Step 4: Simplify right side
    331,811.17x = 82,837,825,023.38
  5. Step 5: Solve for x
    x = 82,837,825,023.38/331,811.17
  6. Step 6: Final answer
    x = 249,653.52

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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.