Home / 615,447.45-923,583.57-216,089.49

Finding the Fourth Proportional to 615,447.45, 923,583.57 and 216,089.49

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Solution

The fourth proportional to 615,447.45, 923,583.57 and 216,089.49 is: 324,279.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    615,447.45 : 923,583.57 = 216,089.49 : x
  2. Step 2: Convert to fraction form
    615,447.45/923,583.57 = 216,089.49/x
  3. Step 3: Cross multiply
    615,447.45x = 923,583.57 × 216,089.49
  4. Step 4: Simplify right side
    615,447.45x = 199,576,702,613.68
  5. Step 5: Solve for x
    x = 199,576,702,613.68/615,447.45
  6. Step 6: Final answer
    x = 324,279.03

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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.