Finding the Fourth Proportional to 451,959.76, 623,702.72 and 248,014.08
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Solution
The fourth proportional to 451,959.76, 623,702.72 and 248,014.08 is: 342,258.47
Step by Step Solution
- Step 1: Write the proportion equation
451,959.76 : 623,702.72 = 248,014.08 : x - Step 2: Convert to fraction form
451,959.76/623,702.72 = 248,014.08/x - Step 3: Cross multiply
451,959.76x = 623,702.72 × 248,014.08 - Step 4: Simplify right side
451,959.76x = 154,687,056,294.30 - Step 5: Solve for x
x = 154,687,056,294.30/451,959.76 - Step 6: Final answer
x = 342,258.47
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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.