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Finding the Fourth Proportional to 304.08, 452.93 and 290.04

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Solution

The fourth proportional to 304.08, 452.93 and 290.04 is: 432.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    304.08 : 452.93 = 290.04 : x
  2. Step 2: Convert to fraction form
    304.08/452.93 = 290.04/x
  3. Step 3: Cross multiply
    304.08x = 452.93 × 290.04
  4. Step 4: Simplify right side
    304.08x = 131,366.37
  5. Step 5: Solve for x
    x = 131,366.37/304.08
  6. Step 6: Final answer
    x = 432.01

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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.