Home / 846,068.72-1,268,437.44-419,311.32

Finding the Fourth Proportional to 846,068.72, 1,268,437.44 and 419,311.32

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Solution

The fourth proportional to 846,068.72, 1,268,437.44 and 419,311.32 is: 628,637.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    846,068.72 : 1,268,437.44 = 419,311.32 : x
  2. Step 2: Convert to fraction form
    846,068.72/1,268,437.44 = 419,311.32/x
  3. Step 3: Cross multiply
    846,068.72x = 1,268,437.44 × 419,311.32
  4. Step 4: Simplify right side
    846,068.72x = 531,870,177,303.82
  5. Step 5: Solve for x
    x = 531,870,177,303.82/846,068.72
  6. Step 6: Final answer
    x = 628,637.09

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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.