Home / 839,459.52-1,259,455.48-299,704.22

Finding the Fourth Proportional to 839,459.52, 1,259,455.48 and 299,704.22

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Solution

The fourth proportional to 839,459.52, 1,259,455.48 and 299,704.22 is: 449,651.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    839,459.52 : 1,259,455.48 = 299,704.22 : x
  2. Step 2: Convert to fraction form
    839,459.52/1,259,455.48 = 299,704.22/x
  3. Step 3: Cross multiply
    839,459.52x = 1,259,455.48 × 299,704.22
  4. Step 4: Simplify right side
    839,459.52x = 377,464,122,258.13
  5. Step 5: Solve for x
    x = 377,464,122,258.13/839,459.52
  6. Step 6: Final answer
    x = 449,651.37

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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.