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Finding the Fourth Proportional to 603.26, 904.32 and 294.95

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Solution

The fourth proportional to 603.26, 904.32 and 294.95 is: 442.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    603.26 : 904.32 = 294.95 : x
  2. Step 2: Convert to fraction form
    603.26/904.32 = 294.95/x
  3. Step 3: Cross multiply
    603.26x = 904.32 × 294.95
  4. Step 4: Simplify right side
    603.26x = 266,729.18
  5. Step 5: Solve for x
    x = 266,729.18/603.26
  6. Step 6: Final answer
    x = 442.15

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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.