Home / 792,998.88-1,092,830.04-778,425.36

Finding the Fourth Proportional to 792,998.88, 1,092,830.04 and 778,425.36

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Solution

The fourth proportional to 792,998.88, 1,092,830.04 and 778,425.36 is: 1,072,746.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    792,998.88 : 1,092,830.04 = 778,425.36 : x
  2. Step 2: Convert to fraction form
    792,998.88/1,092,830.04 = 778,425.36/x
  3. Step 3: Cross multiply
    792,998.88x = 1,092,830.04 × 778,425.36
  4. Step 4: Simplify right side
    792,998.88x = 850,686,617,305.82
  5. Step 5: Solve for x
    x = 850,686,617,305.82/792,998.88
  6. Step 6: Final answer
    x = 1,072,746.30

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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.