Home / 904,394.32-1,356,620.44-454,869.84

Finding the Fourth Proportional to 904,394.32, 1,356,620.44 and 454,869.84

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Solution

The fourth proportional to 904,394.32, 1,356,620.44 and 454,869.84 is: 682,319.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,394.32 : 1,356,620.44 = 454,869.84 : x
  2. Step 2: Convert to fraction form
    904,394.32/1,356,620.44 = 454,869.84/x
  3. Step 3: Cross multiply
    904,394.32x = 1,356,620.44 × 454,869.84
  4. Step 4: Simplify right side
    904,394.32x = 617,085,722,483.53
  5. Step 5: Solve for x
    x = 617,085,722,483.53/904,394.32
  6. Step 6: Final answer
    x = 682,319.33

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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.