Home / 798,338.96-1,197,699.80-265,864.60

Finding the Fourth Proportional to 798,338.96, 1,197,699.80 and 265,864.60

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Solution

The fourth proportional to 798,338.96, 1,197,699.80 and 265,864.60 is: 398,860.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    798,338.96 : 1,197,699.80 = 265,864.60 : x
  2. Step 2: Convert to fraction form
    798,338.96/1,197,699.80 = 265,864.60/x
  3. Step 3: Cross multiply
    798,338.96x = 1,197,699.80 × 265,864.60
  4. Step 4: Simplify right side
    798,338.96x = 318,425,978,247.08
  5. Step 5: Solve for x
    x = 318,425,978,247.08/798,338.96
  6. Step 6: Final answer
    x = 398,860.63

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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.