Home / 362,308.56-500,056.74-231,402.12

Finding the Fourth Proportional to 362,308.56, 500,056.74 and 231,402.12

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Solution

The fourth proportional to 362,308.56, 500,056.74 and 231,402.12 is: 319,380.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    362,308.56 : 500,056.74 = 231,402.12 : x
  2. Step 2: Convert to fraction form
    362,308.56/500,056.74 = 231,402.12/x
  3. Step 3: Cross multiply
    362,308.56x = 500,056.74 × 231,402.12
  4. Step 4: Simplify right side
    362,308.56x = 115,714,189,756.29
  5. Step 5: Solve for x
    x = 115,714,189,756.29/362,308.56
  6. Step 6: Final answer
    x = 319,380.23

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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.