Home / 946,127.14-1,419,416.70-315,046.42

Finding the Fourth Proportional to 946,127.14, 1,419,416.70 and 315,046.42

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Solution

The fourth proportional to 946,127.14, 1,419,416.70 and 315,046.42 is: 472,644.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,127.14 : 1,419,416.70 = 315,046.42 : x
  2. Step 2: Convert to fraction form
    946,127.14/1,419,416.70 = 315,046.42/x
  3. Step 3: Cross multiply
    946,127.14x = 1,419,416.70 × 315,046.42
  4. Step 4: Simplify right side
    946,127.14x = 447,182,145,093.25
  5. Step 5: Solve for x
    x = 447,182,145,093.25/946,127.14
  6. Step 6: Final answer
    x = 472,644.88

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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.