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Finding the Fourth Proportional to 490,085.46, 735,101.73 and 153,087.44

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Solution

The fourth proportional to 490,085.46, 735,101.73 and 153,087.44 is: 229,622.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    490,085.46 : 735,101.73 = 153,087.44 : x
  2. Step 2: Convert to fraction form
    490,085.46/735,101.73 = 153,087.44/x
  3. Step 3: Cross multiply
    490,085.46x = 735,101.73 × 153,087.44
  4. Step 4: Simplify right side
    490,085.46x = 112,534,838,309.76
  5. Step 5: Solve for x
    x = 112,534,838,309.76/490,085.46
  6. Step 6: Final answer
    x = 229,622.89

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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.