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Finding the Fourth Proportional to 676.04, 933.36 and 414.32

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Solution

The fourth proportional to 676.04, 933.36 and 414.32 is: 572.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    676.04 : 933.36 = 414.32 : x
  2. Step 2: Convert to fraction form
    676.04/933.36 = 414.32/x
  3. Step 3: Cross multiply
    676.04x = 933.36 × 414.32
  4. Step 4: Simplify right side
    676.04x = 386,709.72
  5. Step 5: Solve for x
    x = 386,709.72/676.04
  6. Step 6: Final answer
    x = 572.02

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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.