Finding the Fourth Proportional to 334,862.88, 462,232.08 and 221,722.08
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Solution
The fourth proportional to 334,862.88, 462,232.08 and 221,722.08 is: 306,056.79
Step by Step Solution
- Step 1: Write the proportion equation
334,862.88 : 462,232.08 = 221,722.08 : x - Step 2: Convert to fraction form
334,862.88/462,232.08 = 221,722.08/x - Step 3: Cross multiply
334,862.88x = 462,232.08 × 221,722.08 - Step 4: Simplify right side
334,862.88x = 102,487,058,220.33 - Step 5: Solve for x
x = 102,487,058,220.33/334,862.88 - Step 6: Final answer
x = 306,056.79
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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.