Home / 863,540.37-1,191,629.48-476,332.43

Finding the Fourth Proportional to 863,540.37, 1,191,629.48 and 476,332.43

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Solution

The fourth proportional to 863,540.37, 1,191,629.48 and 476,332.43 is: 657,307.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,540.37 : 1,191,629.48 = 476,332.43 : x
  2. Step 2: Convert to fraction form
    863,540.37/1,191,629.48 = 476,332.43/x
  3. Step 3: Cross multiply
    863,540.37x = 1,191,629.48 × 476,332.43
  4. Step 4: Simplify right side
    863,540.37x = 567,611,757,528.23
  5. Step 5: Solve for x
    x = 567,611,757,528.23/863,540.37
  6. Step 6: Final answer
    x = 657,307.73

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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.