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Finding the Fourth Proportional to 584.19, 876.18 and 364.47

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Solution

The fourth proportional to 584.19, 876.18 and 364.47 is: 546.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    584.19 : 876.18 = 364.47 : x
  2. Step 2: Convert to fraction form
    584.19/876.18 = 364.47/x
  3. Step 3: Cross multiply
    584.19x = 876.18 × 364.47
  4. Step 4: Simplify right side
    584.19x = 319,341.32
  5. Step 5: Solve for x
    x = 319,341.32/584.19
  6. Step 6: Final answer
    x = 546.64

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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.