Home / 331,058.96-456,435.24-240,546.32

Finding the Fourth Proportional to 331,058.96, 456,435.24 and 240,546.32

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Solution

The fourth proportional to 331,058.96, 456,435.24 and 240,546.32 is: 331,644.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,058.96 : 456,435.24 = 240,546.32 : x
  2. Step 2: Convert to fraction form
    331,058.96/456,435.24 = 240,546.32/x
  3. Step 3: Cross multiply
    331,058.96x = 456,435.24 × 240,546.32
  4. Step 4: Simplify right side
    331,058.96x = 109,793,817,300.32
  5. Step 5: Solve for x
    x = 109,793,817,300.32/331,058.96
  6. Step 6: Final answer
    x = 331,644.30

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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.