Home / 731,601.96-1,009,768.62-445,214.34

Finding the Fourth Proportional to 731,601.96, 1,009,768.62 and 445,214.34

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Solution

The fourth proportional to 731,601.96, 1,009,768.62 and 445,214.34 is: 614,491.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,601.96 : 1,009,768.62 = 445,214.34 : x
  2. Step 2: Convert to fraction form
    731,601.96/1,009,768.62 = 445,214.34/x
  3. Step 3: Cross multiply
    731,601.96x = 1,009,768.62 × 445,214.34
  4. Step 4: Simplify right side
    731,601.96x = 449,563,469,706.01
  5. Step 5: Solve for x
    x = 449,563,469,706.01/731,601.96
  6. Step 6: Final answer
    x = 614,491.89

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.