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Finding the Fourth Proportional to 471,551.42, 650,741.05 and 256,693.10

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Solution

The fourth proportional to 471,551.42, 650,741.05 and 256,693.10 is: 354,236.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,551.42 : 650,741.05 = 256,693.10 : x
  2. Step 2: Convert to fraction form
    471,551.42/650,741.05 = 256,693.10/x
  3. Step 3: Cross multiply
    471,551.42x = 650,741.05 × 256,693.10
  4. Step 4: Simplify right side
    471,551.42x = 167,040,738,406.88
  5. Step 5: Solve for x
    x = 167,040,738,406.88/471,551.42
  6. Step 6: Final answer
    x = 354,236.53

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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.