Home / 942,546.70-1,413,644.40-302,861.50

Finding the Fourth Proportional to 942,546.70, 1,413,644.40 and 302,861.50

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Solution

The fourth proportional to 942,546.70, 1,413,644.40 and 302,861.50 is: 454,235.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    942,546.70 : 1,413,644.40 = 302,861.50 : x
  2. Step 2: Convert to fraction form
    942,546.70/1,413,644.40 = 302,861.50/x
  3. Step 3: Cross multiply
    942,546.70x = 1,413,644.40 × 302,861.50
  4. Step 4: Simplify right side
    942,546.70x = 428,138,463,450.60
  5. Step 5: Solve for x
    x = 428,138,463,450.60/942,546.70
  6. Step 6: Final answer
    x = 454,235.81

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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.