Finding the Fourth Proportional to 662,117.80, 993,176.70 and 382,181.80
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Solution
The fourth proportional to 662,117.80, 993,176.70 and 382,181.80 is: 573,272.70
Step by Step Solution
- Step 1: Write the proportion equation
662,117.80 : 993,176.70 = 382,181.80 : x - Step 2: Convert to fraction form
662,117.80/993,176.70 = 382,181.80/x - Step 3: Cross multiply
662,117.80x = 993,176.70 × 382,181.80 - Step 4: Simplify right side
662,117.80x = 379,574,058,924.06 - Step 5: Solve for x
x = 379,574,058,924.06/662,117.80 - Step 6: Final answer
x = 573,272.70
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1.5x scale
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.