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Finding the Fourth Proportional to 531,707.22, 797,685.64 and 326,770.27

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Solution

The fourth proportional to 531,707.22, 797,685.64 and 326,770.27 is: 490,232.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    531,707.22 : 797,685.64 = 326,770.27 : x
  2. Step 2: Convert to fraction form
    531,707.22/797,685.64 = 326,770.27/x
  3. Step 3: Cross multiply
    531,707.22x = 797,685.64 × 326,770.27
  4. Step 4: Simplify right side
    531,707.22x = 260,659,949,146.78
  5. Step 5: Solve for x
    x = 260,659,949,146.78/531,707.22
  6. Step 6: Final answer
    x = 490,232.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.