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Finding the Fourth Proportional to 606.69, 904.77 and 585.43

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Solution

The fourth proportional to 606.69, 904.77 and 585.43 is: 873.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    606.69 : 904.77 = 585.43 : x
  2. Step 2: Convert to fraction form
    606.69/904.77 = 585.43/x
  3. Step 3: Cross multiply
    606.69x = 904.77 × 585.43
  4. Step 4: Simplify right side
    606.69x = 529,677.24
  5. Step 5: Solve for x
    x = 529,677.24/606.69
  6. Step 6: Final answer
    x = 873.06

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.