Home / 311,748.11-466,945.50-191,439.92

Finding the Fourth Proportional to 311,748.11, 466,945.50 and 191,439.92

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Solution

The fourth proportional to 311,748.11, 466,945.50 and 191,439.92 is: 286,744.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    311,748.11 : 466,945.50 = 191,439.92 : x
  2. Step 2: Convert to fraction form
    311,748.11/466,945.50 = 191,439.92/x
  3. Step 3: Cross multiply
    311,748.11x = 466,945.50 × 191,439.92
  4. Step 4: Simplify right side
    311,748.11x = 89,392,006,829.63
  5. Step 5: Solve for x
    x = 89,392,006,829.63/311,748.11
  6. Step 6: Final answer
    x = 286,744.35

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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.