Home / 985,949.27-1,479,087.35-346,086.98

Finding the Fourth Proportional to 985,949.27, 1,479,087.35 and 346,086.98

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Solution

The fourth proportional to 985,949.27, 1,479,087.35 and 346,086.98 is: 519,187.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    985,949.27 : 1,479,087.35 = 346,086.98 : x
  2. Step 2: Convert to fraction form
    985,949.27/1,479,087.35 = 346,086.98/x
  3. Step 3: Cross multiply
    985,949.27x = 1,479,087.35 × 346,086.98
  4. Step 4: Simplify right side
    985,949.27x = 511,892,864,991.83
  5. Step 5: Solve for x
    x = 511,892,864,991.83/985,949.27
  6. Step 6: Final answer
    x = 519,187.83

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.