Finding the Fourth Proportional to 437,908.20, 656,862.30 and 248,295.30
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Solution
The fourth proportional to 437,908.20, 656,862.30 and 248,295.30 is: 372,442.95
Step by Step Solution
- Step 1: Write the proportion equation
437,908.20 : 656,862.30 = 248,295.30 : x - Step 2: Convert to fraction form
437,908.20/656,862.30 = 248,295.30/x - Step 3: Cross multiply
437,908.20x = 656,862.30 × 248,295.30 - Step 4: Simplify right side
437,908.20x = 163,095,821,837.19 - Step 5: Solve for x
x = 163,095,821,837.19/437,908.20 - Step 6: Final answer
x = 372,442.95
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.