Home / 331,850.40-457,953.48-180,947.40

Finding the Fourth Proportional to 331,850.40, 457,953.48 and 180,947.40

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Solution

The fourth proportional to 331,850.40, 457,953.48 and 180,947.40 is: 249,707.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,850.40 : 457,953.48 = 180,947.40 : x
  2. Step 2: Convert to fraction form
    331,850.40/457,953.48 = 180,947.40/x
  3. Step 3: Cross multiply
    331,850.40x = 457,953.48 × 180,947.40
  4. Step 4: Simplify right side
    331,850.40x = 82,865,491,526.95
  5. Step 5: Solve for x
    x = 82,865,491,526.95/331,850.40
  6. Step 6: Final answer
    x = 249,707.37

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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.