Home / 331,476.54-457,436.79-180,573.18

Finding the Fourth Proportional to 331,476.54, 457,436.79 and 180,573.18

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Solution

The fourth proportional to 331,476.54, 457,436.79 and 180,573.18 is: 249,190.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,476.54 : 457,436.79 = 180,573.18 : x
  2. Step 2: Convert to fraction form
    331,476.54/457,436.79 = 180,573.18/x
  3. Step 3: Cross multiply
    331,476.54x = 457,436.79 × 180,573.18
  4. Step 4: Simplify right side
    331,476.54x = 82,600,815,819.29
  5. Step 5: Solve for x
    x = 82,600,815,819.29/331,476.54
  6. Step 6: Final answer
    x = 249,190.53

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1.5x scale

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.