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Finding the Fourth Proportional to 532,110.60, 797,769.10 and 321,704.20

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Solution

The fourth proportional to 532,110.60, 797,769.10 and 321,704.20 is: 482,316.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    532,110.60 : 797,769.10 = 321,704.20 : x
  2. Step 2: Convert to fraction form
    532,110.60/797,769.10 = 321,704.20/x
  3. Step 3: Cross multiply
    532,110.60x = 797,769.10 × 321,704.20
  4. Step 4: Simplify right side
    532,110.60x = 256,645,670,100.22
  5. Step 5: Solve for x
    x = 256,645,670,100.22/532,110.60
  6. Step 6: Final answer
    x = 482,316.40

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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.