Home / 1,008,728.94-1,392,004.04-549,833.42

Finding the Fourth Proportional to 1,008,728.94, 1,392,004.04 and 549,833.42

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Solution

The fourth proportional to 1,008,728.94, 1,392,004.04 and 549,833.42 is: 758,747.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,728.94 : 1,392,004.04 = 549,833.42 : x
  2. Step 2: Convert to fraction form
    1,008,728.94/1,392,004.04 = 549,833.42/x
  3. Step 3: Cross multiply
    1,008,728.94x = 1,392,004.04 × 549,833.42
  4. Step 4: Simplify right side
    1,008,728.94x = 765,370,336,381.58
  5. Step 5: Solve for x
    x = 765,370,336,381.58/1,008,728.94
  6. Step 6: Final answer
    x = 758,747.28

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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.