Home / 615,176.10-923,748.30-465,585.30

Finding the Fourth Proportional to 615,176.10, 923,748.30 and 465,585.30

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Solution

The fourth proportional to 615,176.10, 923,748.30 and 465,585.30 is: 699,122.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,176.10 : 923,748.30 = 465,585.30 : x
  2. Step 2: Convert to fraction form
    615,176.10/923,748.30 = 465,585.30/x
  3. Step 3: Cross multiply
    615,176.10x = 923,748.30 × 465,585.30
  4. Step 4: Simplify right side
    615,176.10x = 430,083,629,379.99
  5. Step 5: Solve for x
    x = 430,083,629,379.99/615,176.10
  6. Step 6: Final answer
    x = 699,122.79

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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.