Home / 331,231.04-496,224.48-256,996.16

Finding the Fourth Proportional to 331,231.04, 496,224.48 and 256,996.16

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Solution

The fourth proportional to 331,231.04, 496,224.48 and 256,996.16 is: 385,011.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,231.04 : 496,224.48 = 256,996.16 : x
  2. Step 2: Convert to fraction form
    331,231.04/496,224.48 = 256,996.16/x
  3. Step 3: Cross multiply
    331,231.04x = 496,224.48 × 256,996.16
  4. Step 4: Simplify right side
    331,231.04x = 127,527,785,858.00
  5. Step 5: Solve for x
    x = 127,527,785,858.00/331,231.04
  6. Step 6: Final answer
    x = 385,011.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.