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Finding the Fourth Proportional to 471,693.07, 650,930.78 and 256,833.08

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Solution

The fourth proportional to 471,693.07, 650,930.78 and 256,833.08 is: 354,426.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    471,693.07 : 650,930.78 = 256,833.08 : x
  2. Step 2: Convert to fraction form
    471,693.07/650,930.78 = 256,833.08/x
  3. Step 3: Cross multiply
    471,693.07x = 650,930.78 × 256,833.08
  4. Step 4: Simplify right side
    471,693.07x = 167,180,556,922.62
  5. Step 5: Solve for x
    x = 167,180,556,922.62/471,693.07
  6. Step 6: Final answer
    x = 354,426.57

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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.