Home / 798,255.68-1,197,734.13-419,088.32

Finding the Fourth Proportional to 798,255.68, 1,197,734.13 and 419,088.32

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Solution

The fourth proportional to 798,255.68, 1,197,734.13 and 419,088.32 is: 628,816.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,255.68 : 1,197,734.13 = 419,088.32 : x
  2. Step 2: Convert to fraction form
    798,255.68/1,197,734.13 = 419,088.32/x
  3. Step 3: Cross multiply
    798,255.68x = 1,197,734.13 × 419,088.32
  4. Step 4: Simplify right side
    798,255.68x = 501,956,380,577.55
  5. Step 5: Solve for x
    x = 501,956,380,577.55/798,255.68
  6. Step 6: Final answer
    x = 628,816.54

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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.