Home / 833,629.64-1,149,989.46-547,109.96

Finding the Fourth Proportional to 833,629.64, 1,149,989.46 and 547,109.96

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Solution

The fourth proportional to 833,629.64, 1,149,989.46 and 547,109.96 is: 754,736.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    833,629.64 : 1,149,989.46 = 547,109.96 : x
  2. Step 2: Convert to fraction form
    833,629.64/1,149,989.46 = 547,109.96/x
  3. Step 3: Cross multiply
    833,629.64x = 1,149,989.46 × 547,109.96
  4. Step 4: Simplify right side
    833,629.64x = 629,170,687,461.02
  5. Step 5: Solve for x
    x = 629,170,687,461.02/833,629.64
  6. Step 6: Final answer
    x = 754,736.46

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.