Home / 940,307.54-1,410,559.72-309,270.56

Finding the Fourth Proportional to 940,307.54, 1,410,559.72 and 309,270.56

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Solution

The fourth proportional to 940,307.54, 1,410,559.72 and 309,270.56 is: 463,938.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    940,307.54 : 1,410,559.72 = 309,270.56 : x
  2. Step 2: Convert to fraction form
    940,307.54/1,410,559.72 = 309,270.56/x
  3. Step 3: Cross multiply
    940,307.54x = 1,410,559.72 × 309,270.56
  4. Step 4: Simplify right side
    940,307.54x = 436,244,586,691.87
  5. Step 5: Solve for x
    x = 436,244,586,691.87/940,307.54
  6. Step 6: Final answer
    x = 463,938.20

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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.