Finding the Fourth Proportional to 235,702.55, 324,447.99 and 205,435.28
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Solution
The fourth proportional to 235,702.55, 324,447.99 and 205,435.28 is: 282,784.65
Step by Step Solution
- Step 1: Write the proportion equation
235,702.55 : 324,447.99 = 205,435.28 : x - Step 2: Convert to fraction form
235,702.55/324,447.99 = 205,435.28/x - Step 3: Cross multiply
235,702.55x = 324,447.99 × 205,435.28 - Step 4: Simplify right side
235,702.55x = 66,653,063,671.09 - Step 5: Solve for x
x = 66,653,063,671.09/235,702.55 - Step 6: Final answer
x = 282,784.65
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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.