Finding the Fourth Proportional to 536,274.96, 804,411.74 and 136,915.80
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Solution
The fourth proportional to 536,274.96, 804,411.74 and 136,915.80 is: 205,373.52
Step by Step Solution
- Step 1: Write the proportion equation
536,274.96 : 804,411.74 = 136,915.80 : x - Step 2: Convert to fraction form
536,274.96/804,411.74 = 136,915.80/x - Step 3: Cross multiply
536,274.96x = 804,411.74 × 136,915.80 - Step 4: Simplify right side
536,274.96x = 110,136,676,226.91 - Step 5: Solve for x
x = 110,136,676,226.91/536,274.96 - Step 6: Final answer
x = 205,373.52
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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.