Home / 887,860.73-1,331,803.38-288,825.02

Finding the Fourth Proportional to 887,860.73, 1,331,803.38 and 288,825.02

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Solution

The fourth proportional to 887,860.73, 1,331,803.38 and 288,825.02 is: 433,241.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    887,860.73 : 1,331,803.38 = 288,825.02 : x
  2. Step 2: Convert to fraction form
    887,860.73/1,331,803.38 = 288,825.02/x
  3. Step 3: Cross multiply
    887,860.73x = 1,331,803.38 × 288,825.02
  4. Step 4: Simplify right side
    887,860.73x = 384,658,131,205.55
  5. Step 5: Solve for x
    x = 384,658,131,205.55/887,860.73
  6. Step 6: Final answer
    x = 433,241.52

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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.