Home / 946,357.20-1,305,992.70-516,655.44

Finding the Fourth Proportional to 946,357.20, 1,305,992.70 and 516,655.44

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Solution

The fourth proportional to 946,357.20, 1,305,992.70 and 516,655.44 is: 712,995.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,357.20 : 1,305,992.70 = 516,655.44 : x
  2. Step 2: Convert to fraction form
    946,357.20/1,305,992.70 = 516,655.44/x
  3. Step 3: Cross multiply
    946,357.20x = 1,305,992.70 × 516,655.44
  4. Step 4: Simplify right side
    946,357.20x = 674,748,233,055.29
  5. Step 5: Solve for x
    x = 674,748,233,055.29/946,357.20
  6. Step 6: Final answer
    x = 712,995.30

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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.