Finding the Fourth Proportional to 452,718.72, 624,770.01 and 259,157.88
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Solution
The fourth proportional to 452,718.72, 624,770.01 and 259,157.88 is: 357,648.28
Step by Step Solution
- Step 1: Write the proportion equation
452,718.72 : 624,770.01 = 259,157.88 : x - Step 2: Convert to fraction form
452,718.72/624,770.01 = 259,157.88/x - Step 3: Cross multiply
452,718.72x = 624,770.01 × 259,157.88 - Step 4: Simplify right side
452,718.72x = 161,914,071,279.18 - Step 5: Solve for x
x = 161,914,071,279.18/452,718.72 - Step 6: Final answer
x = 357,648.28
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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.