Home / 902,388.60-1,353,533.09-303,287.90

Finding the Fourth Proportional to 902,388.60, 1,353,533.09 and 303,287.90

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Solution

The fourth proportional to 902,388.60, 1,353,533.09 and 303,287.90 is: 454,915.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    902,388.60 : 1,353,533.09 = 303,287.90 : x
  2. Step 2: Convert to fraction form
    902,388.60/1,353,533.09 = 303,287.90/x
  3. Step 3: Cross multiply
    902,388.60x = 1,353,533.09 × 303,287.90
  4. Step 4: Simplify right side
    902,388.60x = 410,510,200,162.51
  5. Step 5: Solve for x
    x = 410,510,200,162.51/902,388.60
  6. Step 6: Final answer
    x = 454,915.10

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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.