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Finding the Fourth Proportional to 836.04, 1,253.04 and 373.30

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Solution

The fourth proportional to 836.04, 1,253.04 and 373.30 is: 559.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    836.04 : 1,253.04 = 373.30 : x
  2. Step 2: Convert to fraction form
    836.04/1,253.04 = 373.30/x
  3. Step 3: Cross multiply
    836.04x = 1,253.04 × 373.30
  4. Step 4: Simplify right side
    836.04x = 467,759.83
  5. Step 5: Solve for x
    x = 467,759.83/836.04
  6. Step 6: Final answer
    x = 559.49

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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.