Home / 862,573.84-1,294,057.59-263,620.15

Finding the Fourth Proportional to 862,573.84, 1,294,057.59 and 263,620.15

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Solution

The fourth proportional to 862,573.84, 1,294,057.59 and 263,620.15 is: 395,490.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    862,573.84 : 1,294,057.59 = 263,620.15 : x
  2. Step 2: Convert to fraction form
    862,573.84/1,294,057.59 = 263,620.15/x
  3. Step 3: Cross multiply
    862,573.84x = 1,294,057.59 × 263,620.15
  4. Step 4: Simplify right side
    862,573.84x = 341,139,655,984.44
  5. Step 5: Solve for x
    x = 341,139,655,984.44/862,573.84
  6. Step 6: Final answer
    x = 395,490.38

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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.