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Finding the Fourth Proportional to 585.03, 807.45 and 363.93

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Solution

The fourth proportional to 585.03, 807.45 and 363.93 is: 502.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    585.03 : 807.45 = 363.93 : x
  2. Step 2: Convert to fraction form
    585.03/807.45 = 363.93/x
  3. Step 3: Cross multiply
    585.03x = 807.45 × 363.93
  4. Step 4: Simplify right side
    585.03x = 293,855.28
  5. Step 5: Solve for x
    x = 293,855.28/585.03
  6. Step 6: Final answer
    x = 502.29

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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.