Home / 946,259.72-1,419,409.72-339,087.62

Finding the Fourth Proportional to 946,259.72, 1,419,409.72 and 339,087.62

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Solution

The fourth proportional to 946,259.72, 1,419,409.72 and 339,087.62 is: 508,638.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,259.72 : 1,419,409.72 = 339,087.62 : x
  2. Step 2: Convert to fraction form
    946,259.72/1,419,409.72 = 339,087.62/x
  3. Step 3: Cross multiply
    946,259.72x = 1,419,409.72 × 339,087.62
  4. Step 4: Simplify right side
    946,259.72x = 481,304,255,814.90
  5. Step 5: Solve for x
    x = 481,304,255,814.90/946,259.72
  6. Step 6: Final answer
    x = 508,638.64

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1.5x scale

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.