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Finding the Fourth Proportional to 594.46, 891.42 and 413.02

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Solution

The fourth proportional to 594.46, 891.42 and 413.02 is: 619.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    594.46 : 891.42 = 413.02 : x
  2. Step 2: Convert to fraction form
    594.46/891.42 = 413.02/x
  3. Step 3: Cross multiply
    594.46x = 891.42 × 413.02
  4. Step 4: Simplify right side
    594.46x = 368,174.29
  5. Step 5: Solve for x
    x = 368,174.29/594.46
  6. Step 6: Final answer
    x = 619.34

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.