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Finding the Fourth Proportional to 608,131.72, 839,305.22 and 350,003.44

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Solution

The fourth proportional to 608,131.72, 839,305.22 and 350,003.44 is: 483,052.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,131.72 : 839,305.22 = 350,003.44 : x
  2. Step 2: Convert to fraction form
    608,131.72/839,305.22 = 350,003.44/x
  3. Step 3: Cross multiply
    608,131.72x = 839,305.22 × 350,003.44
  4. Step 4: Simplify right side
    608,131.72x = 293,759,714,209.96
  5. Step 5: Solve for x
    x = 293,759,714,209.96/608,131.72
  6. Step 6: Final answer
    x = 483,052.77

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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.