Home / 270,815.40-374,438.66-237,185

Finding the Fourth Proportional to 270,815.40, 374,438.66 and 237,185

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Solution

The fourth proportional to 270,815.40, 374,438.66 and 237,185 is: 327,940.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,815.40 : 374,438.66 = 237,185 : x
  2. Step 2: Convert to fraction form
    270,815.40/374,438.66 = 237,185/x
  3. Step 3: Cross multiply
    270,815.40x = 374,438.66 × 237,185
  4. Step 4: Simplify right side
    270,815.40x = 88,811,233,572.10
  5. Step 5: Solve for x
    x = 88,811,233,572.10/270,815.40
  6. Step 6: Final answer
    x = 327,940.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.