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Finding the Fourth Proportional to 373.83, 563.73 and 368.70

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Solution

The fourth proportional to 373.83, 563.73 and 368.70 is: 555.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.83 : 563.73 = 368.70 : x
  2. Step 2: Convert to fraction form
    373.83/563.73 = 368.70/x
  3. Step 3: Cross multiply
    373.83x = 563.73 × 368.70
  4. Step 4: Simplify right side
    373.83x = 207,843.75
  5. Step 5: Solve for x
    x = 207,843.75/373.83
  6. Step 6: Final answer
    x = 555.99

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.