Home / 946,375.12-1,306,017.39-516,673.36

Finding the Fourth Proportional to 946,375.12, 1,306,017.39 and 516,673.36

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Solution

The fourth proportional to 946,375.12, 1,306,017.39 and 516,673.36 is: 713,020.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,375.12 : 1,306,017.39 = 516,673.36 : x
  2. Step 2: Convert to fraction form
    946,375.12/1,306,017.39 = 516,673.36/x
  3. Step 3: Cross multiply
    946,375.12x = 1,306,017.39 × 516,673.36
  4. Step 4: Simplify right side
    946,375.12x = 674,784,393,109.73
  5. Step 5: Solve for x
    x = 674,784,393,109.73/946,375.12
  6. Step 6: Final answer
    x = 713,020.01

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.