Finding the Fourth Proportional to 265,731.84, 366,832.80 and 163,775.52
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Solution
The fourth proportional to 265,731.84, 366,832.80 and 163,775.52 is: 226,085.94
Step by Step Solution
- Step 1: Write the proportion equation
265,731.84 : 366,832.80 = 163,775.52 : x - Step 2: Convert to fraction form
265,731.84/366,832.80 = 163,775.52/x - Step 3: Cross multiply
265,731.84x = 366,832.80 × 163,775.52 - Step 4: Simplify right side
265,731.84x = 60,078,232,573.06 - Step 5: Solve for x
x = 60,078,232,573.06/265,731.84 - Step 6: Final answer
x = 226,085.94
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1.5x scale
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.