Home / 301,889.80-416,735.04-203,792.32

Finding the Fourth Proportional to 301,889.80, 416,735.04 and 203,792.32

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Solution

The fourth proportional to 301,889.80, 416,735.04 and 203,792.32 is: 281,319.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    301,889.80 : 416,735.04 = 203,792.32 : x
  2. Step 2: Convert to fraction form
    301,889.80/416,735.04 = 203,792.32/x
  3. Step 3: Cross multiply
    301,889.80x = 416,735.04 × 203,792.32
  4. Step 4: Simplify right side
    301,889.80x = 84,927,400,626.89
  5. Step 5: Solve for x
    x = 84,927,400,626.89/301,889.80
  6. Step 6: Final answer
    x = 281,319.21

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1.5x scale

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.