Finding the Fourth Proportional to 253,285.48, 379,654.84 and 164,602.63
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Solution
The fourth proportional to 253,285.48, 379,654.84 and 164,602.63 is: 246,726.28
Step by Step Solution
- Step 1: Write the proportion equation
253,285.48 : 379,654.84 = 164,602.63 : x - Step 2: Convert to fraction form
253,285.48/379,654.84 = 164,602.63/x - Step 3: Cross multiply
253,285.48x = 379,654.84 × 164,602.63 - Step 4: Simplify right side
253,285.48x = 62,492,185,156.23 - Step 5: Solve for x
x = 62,492,185,156.23/253,285.48 - Step 6: Final answer
x = 246,726.28
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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.