Home / 946,133.72-1,419,827.39-519,967.16

Finding the Fourth Proportional to 946,133.72, 1,419,827.39 and 519,967.16

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Solution

The fourth proportional to 946,133.72, 1,419,827.39 and 519,967.16 is: 780,295.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,133.72 : 1,419,827.39 = 519,967.16 : x
  2. Step 2: Convert to fraction form
    946,133.72/1,419,827.39 = 519,967.16/x
  3. Step 3: Cross multiply
    946,133.72x = 1,419,827.39 × 519,967.16
  4. Step 4: Simplify right side
    946,133.72x = 738,263,605,969.54
  5. Step 5: Solve for x
    x = 738,263,605,969.54/946,133.72
  6. Step 6: Final answer
    x = 780,295.21

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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.