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Finding the Fourth Proportional to 607.14, 837.57 and 374.34

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Solution

The fourth proportional to 607.14, 837.57 and 374.34 is: 516.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.14 : 837.57 = 374.34 : x
  2. Step 2: Convert to fraction form
    607.14/837.57 = 374.34/x
  3. Step 3: Cross multiply
    607.14x = 837.57 × 374.34
  4. Step 4: Simplify right side
    607.14x = 313,535.95
  5. Step 5: Solve for x
    x = 313,535.95/607.14
  6. Step 6: Final answer
    x = 516.41

Related Problems

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Half scale
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Double scale
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Similar ratio
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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.