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Finding the Fourth Proportional to 364.04, 543.54 and 354.32

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Solution

The fourth proportional to 364.04, 543.54 and 354.32 is: 529.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.04 : 543.54 = 354.32 : x
  2. Step 2: Convert to fraction form
    364.04/543.54 = 354.32/x
  3. Step 3: Cross multiply
    364.04x = 543.54 × 354.32
  4. Step 4: Simplify right side
    364.04x = 192,587.09
  5. Step 5: Solve for x
    x = 192,587.09/364.04
  6. Step 6: Final answer
    x = 529.03

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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.