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Finding the Fourth Proportional to 607, 837.94 and 374.26

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Solution

The fourth proportional to 607, 837.94 and 374.26 is: 516.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    607 : 837.94 = 374.26 : x
  2. Step 2: Convert to fraction form
    607/837.94 = 374.26/x
  3. Step 3: Cross multiply
    607x = 837.94 × 374.26
  4. Step 4: Simplify right side
    607x = 313,607.42
  5. Step 5: Solve for x
    x = 313,607.42/607
  6. Step 6: Final answer
    x = 516.65

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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.