Home / 990,476.51-1,366,838.55-582,622.88

Finding the Fourth Proportional to 990,476.51, 1,366,838.55 and 582,622.88

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Solution

The fourth proportional to 990,476.51, 1,366,838.55 and 582,622.88 is: 804,008.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,476.51 : 1,366,838.55 = 582,622.88 : x
  2. Step 2: Convert to fraction form
    990,476.51/1,366,838.55 = 582,622.88/x
  3. Step 3: Cross multiply
    990,476.51x = 1,366,838.55 × 582,622.88
  4. Step 4: Simplify right side
    990,476.51x = 796,351,405,661.83
  5. Step 5: Solve for x
    x = 796,351,405,661.83/990,476.51
  6. Step 6: Final answer
    x = 804,008.38

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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.