Home / 1,005,074-1,507,795.68-331,195.04

Finding the Fourth Proportional to 1,005,074, 1,507,795.68 and 331,195.04

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Solution

The fourth proportional to 1,005,074, 1,507,795.68 and 331,195.04 is: 496,853.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,074 : 1,507,795.68 = 331,195.04 : x
  2. Step 2: Convert to fraction form
    1,005,074/1,507,795.68 = 331,195.04/x
  3. Step 3: Cross multiply
    1,005,074x = 1,507,795.68 × 331,195.04
  4. Step 4: Simplify right side
    1,005,074x = 499,374,450,549.43
  5. Step 5: Solve for x
    x = 499,374,450,549.43/1,005,074
  6. Step 6: Final answer
    x = 496,853.42

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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.