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Finding the Fourth Proportional to 205.02, 307.50 and 184.80

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Solution

The fourth proportional to 205.02, 307.50 and 184.80 is: 277.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    205.02 : 307.50 = 184.80 : x
  2. Step 2: Convert to fraction form
    205.02/307.50 = 184.80/x
  3. Step 3: Cross multiply
    205.02x = 307.50 × 184.80
  4. Step 4: Simplify right side
    205.02x = 56,826
  5. Step 5: Solve for x
    x = 56,826/205.02
  6. Step 6: Final answer
    x = 277.17

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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.