Home / 247,315.28-371,031.40-196,904.93

Finding the Fourth Proportional to 247,315.28, 371,031.40 and 196,904.93

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Solution

The fourth proportional to 247,315.28, 371,031.40 and 196,904.93 is: 295,403.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,315.28 : 371,031.40 = 196,904.93 : x
  2. Step 2: Convert to fraction form
    247,315.28/371,031.40 = 196,904.93/x
  3. Step 3: Cross multiply
    247,315.28x = 371,031.40 × 196,904.93
  4. Step 4: Simplify right side
    247,315.28x = 73,057,910,235.78
  5. Step 5: Solve for x
    x = 73,057,910,235.78/247,315.28
  6. Step 6: Final answer
    x = 295,403.95

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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.