Home / 772,054.20-1,158,089.94-322,843.32

Finding the Fourth Proportional to 772,054.20, 1,158,089.94 and 322,843.32

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Solution

The fourth proportional to 772,054.20, 1,158,089.94 and 322,843.32 is: 484,268.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    772,054.20 : 1,158,089.94 = 322,843.32 : x
  2. Step 2: Convert to fraction form
    772,054.20/1,158,089.94 = 322,843.32/x
  3. Step 3: Cross multiply
    772,054.20x = 1,158,089.94 × 322,843.32
  4. Step 4: Simplify right side
    772,054.20x = 373,881,601,088.20
  5. Step 5: Solve for x
    x = 373,881,601,088.20/772,054.20
  6. Step 6: Final answer
    x = 484,268.59

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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.