Home / 863,145.11-1,294,669.98-264,106.37

Finding the Fourth Proportional to 863,145.11, 1,294,669.98 and 264,106.37

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Solution

The fourth proportional to 863,145.11, 1,294,669.98 and 264,106.37 is: 396,144.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    863,145.11 : 1,294,669.98 = 264,106.37 : x
  2. Step 2: Convert to fraction form
    863,145.11/1,294,669.98 = 264,106.37/x
  3. Step 3: Cross multiply
    863,145.11x = 1,294,669.98 × 264,106.37
  4. Step 4: Simplify right side
    863,145.11x = 341,930,592,002.45
  5. Step 5: Solve for x
    x = 341,930,592,002.45/863,145.11
  6. Step 6: Final answer
    x = 396,144.97

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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.