Home / 904,904.06-1,357,334.21-230,990.94

Finding the Fourth Proportional to 904,904.06, 1,357,334.21 and 230,990.94

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Solution

The fourth proportional to 904,904.06, 1,357,334.21 and 230,990.94 is: 346,480.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    904,904.06 : 1,357,334.21 = 230,990.94 : x
  2. Step 2: Convert to fraction form
    904,904.06/1,357,334.21 = 230,990.94/x
  3. Step 3: Cross multiply
    904,904.06x = 1,357,334.21 × 230,990.94
  4. Step 4: Simplify right side
    904,904.06x = 313,531,905,639.54
  5. Step 5: Solve for x
    x = 313,531,905,639.54/904,904.06
  6. Step 6: Final answer
    x = 346,480.83

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Double scale
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Similar ratio
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1.5x scale

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.