Finding the Fourth Proportional to 316,095.48, 473,896.74 and 214,625.98
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Solution
The fourth proportional to 316,095.48, 473,896.74 and 214,625.98 is: 321,771.61
Step by Step Solution
- Step 1: Write the proportion equation
316,095.48 : 473,896.74 = 214,625.98 : x - Step 2: Convert to fraction form
316,095.48/473,896.74 = 214,625.98/x - Step 3: Cross multiply
316,095.48x = 473,896.74 × 214,625.98 - Step 4: Simplify right side
316,095.48x = 101,710,552,241.31 - Step 5: Solve for x
x = 101,710,552,241.31/316,095.48 - Step 6: Final answer
x = 321,771.61
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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.