Home / 993,474.72-1,490,361.12-461,050.38

Finding the Fourth Proportional to 993,474.72, 1,490,361.12 and 461,050.38

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Solution

The fourth proportional to 993,474.72, 1,490,361.12 and 461,050.38 is: 691,644.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    993,474.72 : 1,490,361.12 = 461,050.38 : x
  2. Step 2: Convert to fraction form
    993,474.72/1,490,361.12 = 461,050.38/x
  3. Step 3: Cross multiply
    993,474.72x = 1,490,361.12 × 461,050.38
  4. Step 4: Simplify right side
    993,474.72x = 687,131,560,713.23
  5. Step 5: Solve for x
    x = 687,131,560,713.23/993,474.72
  6. Step 6: Final answer
    x = 691,644.74

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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.