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Finding the Fourth Proportional to 373.05, 511.05 and 359.19

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Solution

The fourth proportional to 373.05, 511.05 and 359.19 is: 492.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.05 : 511.05 = 359.19 : x
  2. Step 2: Convert to fraction form
    373.05/511.05 = 359.19/x
  3. Step 3: Cross multiply
    373.05x = 511.05 × 359.19
  4. Step 4: Simplify right side
    373.05x = 183,564.05
  5. Step 5: Solve for x
    x = 183,564.05/373.05
  6. Step 6: Final answer
    x = 492.06

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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.