Home / 463,865.13-696,126.15-211,178.34

Finding the Fourth Proportional to 463,865.13, 696,126.15 and 211,178.34

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Solution

The fourth proportional to 463,865.13, 696,126.15 and 211,178.34 is: 316,917.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    463,865.13 : 696,126.15 = 211,178.34 : x
  2. Step 2: Convert to fraction form
    463,865.13/696,126.15 = 211,178.34/x
  3. Step 3: Cross multiply
    463,865.13x = 696,126.15 × 211,178.34
  4. Step 4: Simplify right side
    463,865.13x = 147,006,764,787.59
  5. Step 5: Solve for x
    x = 147,006,764,787.59/463,865.13
  6. Step 6: Final answer
    x = 316,917.04

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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.