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Finding the Fourth Proportional to 471,751.14, 650,999.38 and 256,886.49

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Solution

The fourth proportional to 471,751.14, 650,999.38 and 256,886.49 is: 354,493.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,751.14 : 650,999.38 = 256,886.49 : x
  2. Step 2: Convert to fraction form
    471,751.14/650,999.38 = 256,886.49/x
  3. Step 3: Cross multiply
    471,751.14x = 650,999.38 × 256,886.49
  4. Step 4: Simplify right side
    471,751.14x = 167,232,945,720.38
  5. Step 5: Solve for x
    x = 167,232,945,720.38/471,751.14
  6. Step 6: Final answer
    x = 354,493.99

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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.