Home / 464,108.12-696,210.78-197,896.76

Finding the Fourth Proportional to 464,108.12, 696,210.78 and 197,896.76

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Solution

The fourth proportional to 464,108.12, 696,210.78 and 197,896.76 is: 296,865.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,108.12 : 696,210.78 = 197,896.76 : x
  2. Step 2: Convert to fraction form
    464,108.12/696,210.78 = 197,896.76/x
  3. Step 3: Cross multiply
    464,108.12x = 696,210.78 × 197,896.76
  4. Step 4: Simplify right side
    464,108.12x = 137,777,857,639.07
  5. Step 5: Solve for x
    x = 137,777,857,639.07/464,108.12
  6. Step 6: Final answer
    x = 296,865.86

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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.