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Finding the Fourth Proportional to 797,662.60, 1,100,777.84 and 435,094.26

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Solution

The fourth proportional to 797,662.60, 1,100,777.84 and 435,094.26 is: 600,431.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    797,662.60 : 1,100,777.84 = 435,094.26 : x
  2. Step 2: Convert to fraction form
    797,662.60/1,100,777.84 = 435,094.26/x
  3. Step 3: Cross multiply
    797,662.60x = 1,100,777.84 × 435,094.26
  4. Step 4: Simplify right side
    797,662.60x = 478,942,119,719.20
  5. Step 5: Solve for x
    x = 478,942,119,719.20/797,662.60
  6. Step 6: Final answer
    x = 600,431.96

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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.