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Finding the Fourth Proportional to 607.59, 837.50 and 411.03

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Solution

The fourth proportional to 607.59, 837.50 and 411.03 is: 566.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.59 : 837.50 = 411.03 : x
  2. Step 2: Convert to fraction form
    607.59/837.50 = 411.03/x
  3. Step 3: Cross multiply
    607.59x = 837.50 × 411.03
  4. Step 4: Simplify right side
    607.59x = 344,235.57
  5. Step 5: Solve for x
    x = 344,235.57/607.59
  6. Step 6: Final answer
    x = 566.56

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Double scale
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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.