Home / 331,530.96-457,150.70-223,914.17

Finding the Fourth Proportional to 331,530.96, 457,150.70 and 223,914.17

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Solution

The fourth proportional to 331,530.96, 457,150.70 and 223,914.17 is: 308,757.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,530.96 : 457,150.70 = 223,914.17 : x
  2. Step 2: Convert to fraction form
    331,530.96/457,150.70 = 223,914.17/x
  3. Step 3: Cross multiply
    331,530.96x = 457,150.70 × 223,914.17
  4. Step 4: Simplify right side
    331,530.96x = 102,362,516,150.10
  5. Step 5: Solve for x
    x = 102,362,516,150.10/331,530.96
  6. Step 6: Final answer
    x = 308,757.03

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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.