Home / 331,097.50-456,914.55-180,195.58

Finding the Fourth Proportional to 331,097.50, 456,914.55 and 180,195.58

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Solution

The fourth proportional to 331,097.50, 456,914.55 and 180,195.58 is: 248,669.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,097.50 : 456,914.55 = 180,195.58 : x
  2. Step 2: Convert to fraction form
    331,097.50/456,914.55 = 180,195.58/x
  3. Step 3: Cross multiply
    331,097.50x = 456,914.55 × 180,195.58
  4. Step 4: Simplify right side
    331,097.50x = 82,333,982,347.69
  5. Step 5: Solve for x
    x = 82,333,982,347.69/331,097.50
  6. Step 6: Final answer
    x = 248,669.90

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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.