Home / 904,994.30-1,356,230.40-680,092.12

Finding the Fourth Proportional to 904,994.30, 1,356,230.40 and 680,092.12

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Solution

The fourth proportional to 904,994.30, 1,356,230.40 and 680,092.12 is: 1,019,190.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,994.30 : 1,356,230.40 = 680,092.12 : x
  2. Step 2: Convert to fraction form
    904,994.30/1,356,230.40 = 680,092.12/x
  3. Step 3: Cross multiply
    904,994.30x = 1,356,230.40 × 680,092.12
  4. Step 4: Simplify right side
    904,994.30x = 922,361,607,944.45
  5. Step 5: Solve for x
    x = 922,361,607,944.45/904,994.30
  6. Step 6: Final answer
    x = 1,019,190.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.