Home / 799,712.39-1,200,090.74-294,278.47

Finding the Fourth Proportional to 799,712.39, 1,200,090.74 and 294,278.47

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Solution

The fourth proportional to 799,712.39, 1,200,090.74 and 294,278.47 is: 441,609.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    799,712.39 : 1,200,090.74 = 294,278.47 : x
  2. Step 2: Convert to fraction form
    799,712.39/1,200,090.74 = 294,278.47/x
  3. Step 3: Cross multiply
    799,712.39x = 1,200,090.74 × 294,278.47
  4. Step 4: Simplify right side
    799,712.39x = 353,160,862,356.75
  5. Step 5: Solve for x
    x = 353,160,862,356.75/799,712.39
  6. Step 6: Final answer
    x = 441,609.84

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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.