Home / 471,248.08-650,315.20-256,383.24

Finding the Fourth Proportional to 471,248.08, 650,315.20 and 256,383.24

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Solution

The fourth proportional to 471,248.08, 650,315.20 and 256,383.24 is: 353,804.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,248.08 : 650,315.20 = 256,383.24 : x
  2. Step 2: Convert to fraction form
    471,248.08/650,315.20 = 256,383.24/x
  3. Step 3: Cross multiply
    471,248.08x = 650,315.20 × 256,383.24
  4. Step 4: Simplify right side
    471,248.08x = 166,729,917,997.25
  5. Step 5: Solve for x
    x = 166,729,917,997.25/471,248.08
  6. Step 6: Final answer
    x = 353,804.98

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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.