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Finding the Fourth Proportional to 364.58, 546.87 and 322.06

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Solution

The fourth proportional to 364.58, 546.87 and 322.06 is: 483.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    364.58 : 546.87 = 322.06 : x
  2. Step 2: Convert to fraction form
    364.58/546.87 = 322.06/x
  3. Step 3: Cross multiply
    364.58x = 546.87 × 322.06
  4. Step 4: Simplify right side
    364.58x = 176,122.22
  5. Step 5: Solve for x
    x = 176,122.22/364.58
  6. Step 6: Final answer
    x = 483.08

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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.