Home / 464,304.96-696,224.16-215,161.92

Finding the Fourth Proportional to 464,304.96, 696,224.16 and 215,161.92

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Solution

The fourth proportional to 464,304.96, 696,224.16 and 215,161.92 is: 322,634.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    464,304.96 : 696,224.16 = 215,161.92 : x
  2. Step 2: Convert to fraction form
    464,304.96/696,224.16 = 215,161.92/x
  3. Step 3: Cross multiply
    464,304.96x = 696,224.16 × 215,161.92
  4. Step 4: Simplify right side
    464,304.96x = 149,800,927,015.99
  5. Step 5: Solve for x
    x = 149,800,927,015.99/464,304.96
  6. Step 6: Final answer
    x = 322,634.78

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1.5x scale

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.