Home / 331,617.06-457,306.43-210,548.16

Finding the Fourth Proportional to 331,617.06, 457,306.43 and 210,548.16

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Solution

The fourth proportional to 331,617.06, 457,306.43 and 210,548.16 is: 290,350.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,617.06 : 457,306.43 = 210,548.16 : x
  2. Step 2: Convert to fraction form
    331,617.06/457,306.43 = 210,548.16/x
  3. Step 3: Cross multiply
    331,617.06x = 457,306.43 × 210,548.16
  4. Step 4: Simplify right side
    331,617.06x = 96,285,027,919.04
  5. Step 5: Solve for x
    x = 96,285,027,919.04/331,617.06
  6. Step 6: Final answer
    x = 290,350.04

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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.