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Finding the Fourth Proportional to 501.85, 693.30 and 336.01

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Solution

The fourth proportional to 501.85, 693.30 and 336.01 is: 464.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    501.85 : 693.30 = 336.01 : x
  2. Step 2: Convert to fraction form
    501.85/693.30 = 336.01/x
  3. Step 3: Cross multiply
    501.85x = 693.30 × 336.01
  4. Step 4: Simplify right side
    501.85x = 232,955.73
  5. Step 5: Solve for x
    x = 232,955.73/501.85
  6. Step 6: Final answer
    x = 464.19

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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.