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Finding the Fourth Proportional to 604.35, 834.66 and 575.19

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Solution

The fourth proportional to 604.35, 834.66 and 575.19 is: 794.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    604.35 : 834.66 = 575.19 : x
  2. Step 2: Convert to fraction form
    604.35/834.66 = 575.19/x
  3. Step 3: Cross multiply
    604.35x = 834.66 × 575.19
  4. Step 4: Simplify right side
    604.35x = 480,088.09
  5. Step 5: Solve for x
    x = 480,088.09/604.35
  6. Step 6: Final answer
    x = 794.39

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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.