Home / 990,776.68-1,367,298.66-582,905.32

Finding the Fourth Proportional to 990,776.68, 1,367,298.66 and 582,905.32

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Solution

The fourth proportional to 990,776.68, 1,367,298.66 and 582,905.32 is: 804,425.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,776.68 : 1,367,298.66 = 582,905.32 : x
  2. Step 2: Convert to fraction form
    990,776.68/1,367,298.66 = 582,905.32/x
  3. Step 3: Cross multiply
    990,776.68x = 1,367,298.66 × 582,905.32
  4. Step 4: Simplify right side
    990,776.68x = 797,005,662,942.87
  5. Step 5: Solve for x
    x = 797,005,662,942.87/990,776.68
  6. Step 6: Final answer
    x = 804,425.13

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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.