Home / 1,123,669.55-1,685,723.03-324,977.15

Finding the Fourth Proportional to 1,123,669.55, 1,685,723.03 and 324,977.15

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Solution

The fourth proportional to 1,123,669.55, 1,685,723.03 and 324,977.15 is: 487,528.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,123,669.55 : 1,685,723.03 = 324,977.15 : x
  2. Step 2: Convert to fraction form
    1,123,669.55/1,685,723.03 = 324,977.15/x
  3. Step 3: Cross multiply
    1,123,669.55x = 1,685,723.03 × 324,977.15
  4. Step 4: Simplify right side
    1,123,669.55x = 547,821,464,353.88
  5. Step 5: Solve for x
    x = 547,821,464,353.88/1,123,669.55
  6. Step 6: Final answer
    x = 487,528.98

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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.