Home / 946,442.96-1,306,093.40-516,723.20

Finding the Fourth Proportional to 946,442.96, 1,306,093.40 and 516,723.20

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Solution

The fourth proportional to 946,442.96, 1,306,093.40 and 516,723.20 is: 713,079.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    946,442.96 : 1,306,093.40 = 516,723.20 : x
  2. Step 2: Convert to fraction form
    946,442.96/1,306,093.40 = 516,723.20/x
  3. Step 3: Cross multiply
    946,442.96x = 1,306,093.40 × 516,723.20
  4. Step 4: Simplify right side
    946,442.96x = 674,888,761,146.88
  5. Step 5: Solve for x
    x = 674,888,761,146.88/946,442.96
  6. Step 6: Final answer
    x = 713,079.17

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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.