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Finding the Fourth Proportional to 606,938.60, 850,958.20 and 606,938.60

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Solution

The fourth proportional to 606,938.60, 850,958.20 and 606,938.60 is: 850,958.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    606,938.60 : 850,958.20 = 606,938.60 : x
  2. Step 2: Convert to fraction form
    606,938.60/850,958.20 = 606,938.60/x
  3. Step 3: Cross multiply
    606,938.60x = 850,958.20 × 606,938.60
  4. Step 4: Simplify right side
    606,938.60x = 516,479,378,566.52
  5. Step 5: Solve for x
    x = 516,479,378,566.52/606,938.60
  6. Step 6: Final answer
    x = 850,958.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.