Home / 336,311.52-463,847.28-215,463.96

Finding the Fourth Proportional to 336,311.52, 463,847.28 and 215,463.96

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Solution

The fourth proportional to 336,311.52, 463,847.28 and 215,463.96 is: 297,172.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,311.52 : 463,847.28 = 215,463.96 : x
  2. Step 2: Convert to fraction form
    336,311.52/463,847.28 = 215,463.96/x
  3. Step 3: Cross multiply
    336,311.52x = 463,847.28 × 215,463.96
  4. Step 4: Simplify right side
    336,311.52x = 99,942,371,784.03
  5. Step 5: Solve for x
    x = 99,942,371,784.03/336,311.52
  6. Step 6: Final answer
    x = 297,172.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.