Home / 335,786.45-463,310.28-281,557.96

Finding the Fourth Proportional to 335,786.45, 463,310.28 and 281,557.96

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Solution

The fourth proportional to 335,786.45, 463,310.28 and 281,557.96 is: 388,487.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,786.45 : 463,310.28 = 281,557.96 : x
  2. Step 2: Convert to fraction form
    335,786.45/463,310.28 = 281,557.96/x
  3. Step 3: Cross multiply
    335,786.45x = 463,310.28 × 281,557.96
  4. Step 4: Simplify right side
    335,786.45x = 130,448,696,125.55
  5. Step 5: Solve for x
    x = 130,448,696,125.55/335,786.45
  6. Step 6: Final answer
    x = 388,487.08

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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.