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Finding the Fourth Proportional to 608,550.63, 839,735.22 and 336,575.31

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Solution

The fourth proportional to 608,550.63, 839,735.22 and 336,575.31 is: 464,438.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,550.63 : 839,735.22 = 336,575.31 : x
  2. Step 2: Convert to fraction form
    608,550.63/839,735.22 = 336,575.31/x
  3. Step 3: Cross multiply
    608,550.63x = 839,735.22 × 336,575.31
  4. Step 4: Simplify right side
    608,550.63x = 282,634,141,989.42
  5. Step 5: Solve for x
    x = 282,634,141,989.42/608,550.63
  6. Step 6: Final answer
    x = 464,438.17

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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.