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Finding the Fourth Proportional to 607.48, 836.94 and 566.44

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Solution

The fourth proportional to 607.48, 836.94 and 566.44 is: 780.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.48 : 836.94 = 566.44 : x
  2. Step 2: Convert to fraction form
    607.48/836.94 = 566.44/x
  3. Step 3: Cross multiply
    607.48x = 836.94 × 566.44
  4. Step 4: Simplify right side
    607.48x = 474,076.29
  5. Step 5: Solve for x
    x = 474,076.29/607.48
  6. Step 6: Final answer
    x = 780.40

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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.