Home / 990,836.12-1,367,356.47-582,953.33

Finding the Fourth Proportional to 990,836.12, 1,367,356.47 and 582,953.33

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Solution

The fourth proportional to 990,836.12, 1,367,356.47 and 582,953.33 is: 804,477.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    990,836.12 : 1,367,356.47 = 582,953.33 : x
  2. Step 2: Convert to fraction form
    990,836.12/1,367,356.47 = 582,953.33/x
  3. Step 3: Cross multiply
    990,836.12x = 1,367,356.47 × 582,953.33
  4. Step 4: Simplify right side
    990,836.12x = 797,105,007,483.55
  5. Step 5: Solve for x
    x = 797,105,007,483.55/990,836.12
  6. Step 6: Final answer
    x = 804,477.14

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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.