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Finding the Fourth Proportional to 491,762.75, 737,390.34 and 225,294.89

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Solution

The fourth proportional to 491,762.75, 737,390.34 and 225,294.89 is: 337,826.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,762.75 : 737,390.34 = 225,294.89 : x
  2. Step 2: Convert to fraction form
    491,762.75/737,390.34 = 225,294.89/x
  3. Step 3: Cross multiply
    491,762.75x = 737,390.34 × 225,294.89
  4. Step 4: Simplify right side
    491,762.75x = 166,130,271,850.41
  5. Step 5: Solve for x
    x = 166,130,271,850.41/491,762.75
  6. Step 6: Final answer
    x = 337,826.06

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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.