Finding the Fourth Proportional to 454,560.96, 681,841.08 and 122,136.96
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Solution
The fourth proportional to 454,560.96, 681,841.08 and 122,136.96 is: 183,205.34
Step by Step Solution
- Step 1: Write the proportion equation
454,560.96 : 681,841.08 = 122,136.96 : x - Step 2: Convert to fraction form
454,560.96/681,841.08 = 122,136.96/x - Step 3: Cross multiply
454,560.96x = 681,841.08 × 122,136.96 - Step 4: Simplify right side
454,560.96x = 83,277,996,714.32 - Step 5: Solve for x
x = 83,277,996,714.32/454,560.96 - Step 6: Final answer
x = 183,205.34
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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.