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Finding the Fourth Proportional to 607.14, 837.85 and 341.59

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Solution

The fourth proportional to 607.14, 837.85 and 341.59 is: 471.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.14 : 837.85 = 341.59 : x
  2. Step 2: Convert to fraction form
    607.14/837.85 = 341.59/x
  3. Step 3: Cross multiply
    607.14x = 837.85 × 341.59
  4. Step 4: Simplify right side
    607.14x = 286,198.79
  5. Step 5: Solve for x
    x = 286,198.79/607.14
  6. Step 6: Final answer
    x = 471.39

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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.