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Finding the Fourth Proportional to 202,368.40, 303,552.60 and 188,544.40

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Solution

The fourth proportional to 202,368.40, 303,552.60 and 188,544.40 is: 282,816.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,368.40 : 303,552.60 = 188,544.40 : x
  2. Step 2: Convert to fraction form
    202,368.40/303,552.60 = 188,544.40/x
  3. Step 3: Cross multiply
    202,368.40x = 303,552.60 × 188,544.40
  4. Step 4: Simplify right side
    202,368.40x = 57,233,142,835.44
  5. Step 5: Solve for x
    x = 57,233,142,835.44/202,368.40
  6. Step 6: Final answer
    x = 282,816.60

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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.