Home / 603,147.40-905,066.70-229,438.60

Finding the Fourth Proportional to 603,147.40, 905,066.70 and 229,438.60

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Solution

The fourth proportional to 603,147.40, 905,066.70 and 229,438.60 is: 344,289.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    603,147.40 : 905,066.70 = 229,438.60 : x
  2. Step 2: Convert to fraction form
    603,147.40/905,066.70 = 229,438.60/x
  3. Step 3: Cross multiply
    603,147.40x = 905,066.70 × 229,438.60
  4. Step 4: Simplify right side
    603,147.40x = 207,657,236,554.62
  5. Step 5: Solve for x
    x = 207,657,236,554.62/603,147.40
  6. Step 6: Final answer
    x = 344,289.37

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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.