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Finding the Fourth Proportional to 373.77, 556.68 and 369.51

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Solution

The fourth proportional to 373.77, 556.68 and 369.51 is: 550.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    373.77 : 556.68 = 369.51 : x
  2. Step 2: Convert to fraction form
    373.77/556.68 = 369.51/x
  3. Step 3: Cross multiply
    373.77x = 556.68 × 369.51
  4. Step 4: Simplify right side
    373.77x = 205,698.83
  5. Step 5: Solve for x
    x = 205,698.83/373.77
  6. Step 6: Final answer
    x = 550.34

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.