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Finding the Fourth Proportional to 608,581.15, 839,768.82 and 350,542.03

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Solution

The fourth proportional to 608,581.15, 839,768.82 and 350,542.03 is: 483,705.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    608,581.15 : 839,768.82 = 350,542.03 : x
  2. Step 2: Convert to fraction form
    608,581.15/839,768.82 = 350,542.03/x
  3. Step 3: Cross multiply
    608,581.15x = 839,768.82 × 350,542.03
  4. Step 4: Simplify right side
    608,581.15x = 294,374,266,893.51
  5. Step 5: Solve for x
    x = 294,374,266,893.51/608,581.15
  6. Step 6: Final answer
    x = 483,705.86

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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.