Finding the Fourth Proportional to 316,093.49, 473,893.74 and 214,623.98
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Solution
The fourth proportional to 316,093.49, 473,893.74 and 214,623.98 is: 321,768.60
Step by Step Solution
- Step 1: Write the proportion equation
316,093.49 : 473,893.74 = 214,623.98 : x - Step 2: Convert to fraction form
316,093.49/473,893.74 = 214,623.98/x - Step 3: Cross multiply
316,093.49x = 473,893.74 × 214,623.98 - Step 4: Simplify right side
316,093.49x = 101,708,959,983.52 - Step 5: Solve for x
x = 101,708,959,983.52/316,093.49 - Step 6: Final answer
x = 321,768.60
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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.