Finding the Fourth Proportional to 266,854.67, 368,268.19 and 145,993.19
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Solution
The fourth proportional to 266,854.67, 368,268.19 and 145,993.19 is: 201,475.38
Step by Step Solution
- Step 1: Write the proportion equation
266,854.67 : 368,268.19 = 145,993.19 : x - Step 2: Convert to fraction form
266,854.67/368,268.19 = 145,993.19/x - Step 3: Cross multiply
266,854.67x = 368,268.19 × 145,993.19 - Step 4: Simplify right side
266,854.67x = 53,764,645,627.30 - Step 5: Solve for x
x = 53,764,645,627.30/266,854.67 - Step 6: Final answer
x = 201,475.38
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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.