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Finding the Fourth Proportional to 607.90, 833.54 and 593.32

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Solution

The fourth proportional to 607.90, 833.54 and 593.32 is: 813.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.90 : 833.54 = 593.32 : x
  2. Step 2: Convert to fraction form
    607.90/833.54 = 593.32/x
  3. Step 3: Cross multiply
    607.90x = 833.54 × 593.32
  4. Step 4: Simplify right side
    607.90x = 494,555.95
  5. Step 5: Solve for x
    x = 494,555.95/607.90
  6. Step 6: Final answer
    x = 813.55

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.