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Finding the Fourth Proportional to 471,677.44, 650,926.53 and 256,829.26

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Solution

The fourth proportional to 471,677.44, 650,926.53 and 256,829.26 is: 354,430.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,677.44 : 650,926.53 = 256,829.26 : x
  2. Step 2: Convert to fraction form
    471,677.44/650,926.53 = 256,829.26/x
  3. Step 3: Cross multiply
    471,677.44x = 650,926.53 × 256,829.26
  4. Step 4: Simplify right side
    471,677.44x = 167,176,979,014.27
  5. Step 5: Solve for x
    x = 167,176,979,014.27/471,677.44
  6. Step 6: Final answer
    x = 354,430.73

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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.