Home / 946,664.28-1,306,407.42-516,949.56

Finding the Fourth Proportional to 946,664.28, 1,306,407.42 and 516,949.56

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Solution

The fourth proportional to 946,664.28, 1,306,407.42 and 516,949.56 is: 713,396.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,664.28 : 1,306,407.42 = 516,949.56 : x
  2. Step 2: Convert to fraction form
    946,664.28/1,306,407.42 = 516,949.56/x
  3. Step 3: Cross multiply
    946,664.28x = 1,306,407.42 × 516,949.56
  4. Step 4: Simplify right side
    946,664.28x = 675,346,740,949.74
  5. Step 5: Solve for x
    x = 675,346,740,949.74/946,664.28
  6. Step 6: Final answer
    x = 713,396.24

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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.