Home / 946,134.21-1,419,828.13-519,967.65

Finding the Fourth Proportional to 946,134.21, 1,419,828.13 and 519,967.65

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Solution

The fourth proportional to 946,134.21, 1,419,828.13 and 519,967.65 is: 780,295.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,134.21 : 1,419,828.13 = 519,967.65 : x
  2. Step 2: Convert to fraction form
    946,134.21/1,419,828.13 = 519,967.65/x
  3. Step 3: Cross multiply
    946,134.21x = 1,419,828.13 × 519,967.65
  4. Step 4: Simplify right side
    946,134.21x = 738,264,696,160.00
  5. Step 5: Solve for x
    x = 738,264,696,160.00/946,134.21
  6. Step 6: Final answer
    x = 780,295.95

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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.