Finding the Fourth Proportional to 264,268.73, 364,698.96 and 155,353.09
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Solution
The fourth proportional to 264,268.73, 364,698.96 and 155,353.09 is: 214,392.03
Step by Step Solution
- Step 1: Write the proportion equation
264,268.73 : 364,698.96 = 155,353.09 : x - Step 2: Convert to fraction form
264,268.73/364,698.96 = 155,353.09/x - Step 3: Cross multiply
264,268.73x = 364,698.96 × 155,353.09 - Step 4: Simplify right side
264,268.73x = 56,657,109,545.28 - Step 5: Solve for x
x = 56,657,109,545.28/264,268.73 - Step 6: Final answer
x = 214,392.03
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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.