Home / 946,358.70-1,305,994.77-516,656.94

Finding the Fourth Proportional to 946,358.70, 1,305,994.77 and 516,656.94

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Solution

The fourth proportional to 946,358.70, 1,305,994.77 and 516,656.94 is: 712,997.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,358.70 : 1,305,994.77 = 516,656.94 : x
  2. Step 2: Convert to fraction form
    946,358.70/1,305,994.77 = 516,656.94/x
  3. Step 3: Cross multiply
    946,358.70x = 1,305,994.77 × 516,656.94
  4. Step 4: Simplify right side
    946,358.70x = 674,751,261,524.20
  5. Step 5: Solve for x
    x = 674,751,261,524.20/946,358.70
  6. Step 6: Final answer
    x = 712,997.37

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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.