Home / 964,408.69-1,443,775.22-643,765.24

Finding the Fourth Proportional to 964,408.69, 1,443,775.22 and 643,765.24

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Solution

The fourth proportional to 964,408.69, 1,443,775.22 and 643,765.24 is: 963,753.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    964,408.69 : 1,443,775.22 = 643,765.24 : x
  2. Step 2: Convert to fraction form
    964,408.69/1,443,775.22 = 643,765.24/x
  3. Step 3: Cross multiply
    964,408.69x = 1,443,775.22 × 643,765.24
  4. Step 4: Simplify right side
    964,408.69x = 929,452,294,181.09
  5. Step 5: Solve for x
    x = 929,452,294,181.09/964,408.69
  6. Step 6: Final answer
    x = 963,753.55

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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.