Home / 891,149.16-1,336,189.85-283,675.02

Finding the Fourth Proportional to 891,149.16, 1,336,189.85 and 283,675.02

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Solution

The fourth proportional to 891,149.16, 1,336,189.85 and 283,675.02 is: 425,342.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    891,149.16 : 1,336,189.85 = 283,675.02 : x
  2. Step 2: Convert to fraction form
    891,149.16/1,336,189.85 = 283,675.02/x
  3. Step 3: Cross multiply
    891,149.16x = 1,336,189.85 × 283,675.02
  4. Step 4: Simplify right side
    891,149.16x = 379,043,682,422.55
  5. Step 5: Solve for x
    x = 379,043,682,422.55/891,149.16
  6. Step 6: Final answer
    x = 425,342.58

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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.