Finding the Fourth Proportional to 416,251.15, 574,537.61 and 235,069.14
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Solution
The fourth proportional to 416,251.15, 574,537.61 and 235,069.14 is: 324,458.10
Step by Step Solution
- Step 1: Write the proportion equation
416,251.15 : 574,537.61 = 235,069.14 : x - Step 2: Convert to fraction form
416,251.15/574,537.61 = 235,069.14/x - Step 3: Cross multiply
416,251.15x = 574,537.61 × 235,069.14 - Step 4: Simplify right side
416,251.15x = 135,056,060,068.51 - Step 5: Solve for x
x = 135,056,060,068.51/416,251.15 - Step 6: Final answer
x = 324,458.10
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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.