Home / 754,130.28-1,040,591.52-443,848.44

Finding the Fourth Proportional to 754,130.28, 1,040,591.52 and 443,848.44

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Solution

The fourth proportional to 754,130.28, 1,040,591.52 and 443,848.44 is: 612,447.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    754,130.28 : 1,040,591.52 = 443,848.44 : x
  2. Step 2: Convert to fraction form
    754,130.28/1,040,591.52 = 443,848.44/x
  3. Step 3: Cross multiply
    754,130.28x = 1,040,591.52 × 443,848.44
  4. Step 4: Simplify right side
    754,130.28x = 461,864,922,829.23
  5. Step 5: Solve for x
    x = 461,864,922,829.23/754,130.28
  6. Step 6: Final answer
    x = 612,447.13

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1.5x scale

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.