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Finding the Fourth Proportional to 608,404.57, 839,505.04 and 350,231.63

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Solution

The fourth proportional to 608,404.57, 839,505.04 and 350,231.63 is: 483,265.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,404.57 : 839,505.04 = 350,231.63 : x
  2. Step 2: Convert to fraction form
    608,404.57/839,505.04 = 350,231.63/x
  3. Step 3: Cross multiply
    608,404.57x = 839,505.04 × 350,231.63
  4. Step 4: Simplify right side
    608,404.57x = 294,021,220,171.58
  5. Step 5: Solve for x
    x = 294,021,220,171.58/608,404.57
  6. Step 6: Final answer
    x = 483,265.96

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1.5x scale

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.