Home / 946,378.62-1,306,022.22-516,676.86

Finding the Fourth Proportional to 946,378.62, 1,306,022.22 and 516,676.86

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Solution

The fourth proportional to 946,378.62, 1,306,022.22 and 516,676.86 is: 713,024.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,378.62 : 1,306,022.22 = 516,676.86 : x
  2. Step 2: Convert to fraction form
    946,378.62/1,306,022.22 = 516,676.86/x
  3. Step 3: Cross multiply
    946,378.62x = 1,306,022.22 × 516,676.86
  4. Step 4: Simplify right side
    946,378.62x = 674,791,459,719.83
  5. Step 5: Solve for x
    x = 674,791,459,719.83/946,378.62
  6. Step 6: Final answer
    x = 713,024.84

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1.5x scale

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.