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Finding the Fourth Proportional to 482.62, 723.77 and 373.05

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Solution

The fourth proportional to 482.62, 723.77 and 373.05 is: 559.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    482.62 : 723.77 = 373.05 : x
  2. Step 2: Convert to fraction form
    482.62/723.77 = 373.05/x
  3. Step 3: Cross multiply
    482.62x = 723.77 × 373.05
  4. Step 4: Simplify right side
    482.62x = 270,002.40
  5. Step 5: Solve for x
    x = 270,002.40/482.62
  6. Step 6: Final answer
    x = 559.45

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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.