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Finding the Fourth Proportional to 794.85, 1,095.39 and 573.42

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Solution

The fourth proportional to 794.85, 1,095.39 and 573.42 is: 790.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    794.85 : 1,095.39 = 573.42 : x
  2. Step 2: Convert to fraction form
    794.85/1,095.39 = 573.42/x
  3. Step 3: Cross multiply
    794.85x = 1,095.39 × 573.42
  4. Step 4: Simplify right side
    794.85x = 628,118.53
  5. Step 5: Solve for x
    x = 628,118.53/794.85
  6. Step 6: Final answer
    x = 790.24

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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.