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Finding the Fourth Proportional to 607.62, 833.43 and 572.34

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Solution

The fourth proportional to 607.62, 833.43 and 572.34 is: 785.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    607.62 : 833.43 = 572.34 : x
  2. Step 2: Convert to fraction form
    607.62/833.43 = 572.34/x
  3. Step 3: Cross multiply
    607.62x = 833.43 × 572.34
  4. Step 4: Simplify right side
    607.62x = 477,005.33
  5. Step 5: Solve for x
    x = 477,005.33/607.62
  6. Step 6: Final answer
    x = 785.04

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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.