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Finding the Fourth Proportional to 612.04, 844.58 and 336.04

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Solution

The fourth proportional to 612.04, 844.58 and 336.04 is: 463.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    612.04 : 844.58 = 336.04 : x
  2. Step 2: Convert to fraction form
    612.04/844.58 = 336.04/x
  3. Step 3: Cross multiply
    612.04x = 844.58 × 336.04
  4. Step 4: Simplify right side
    612.04x = 283,812.66
  5. Step 5: Solve for x
    x = 283,812.66/612.04
  6. Step 6: Final answer
    x = 463.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.