Finding the Fourth Proportional to 304,110.03, 419,654.91 and 168,136.05
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Solution
The fourth proportional to 304,110.03, 419,654.91 and 168,136.05 is: 232,018.39
Step by Step Solution
- Step 1: Write the proportion equation
304,110.03 : 419,654.91 = 168,136.05 : x - Step 2: Convert to fraction form
304,110.03/419,654.91 = 168,136.05/x - Step 3: Cross multiply
304,110.03x = 419,654.91 × 168,136.05 - Step 4: Simplify right side
304,110.03x = 70,559,118,930.51 - Step 5: Solve for x
x = 70,559,118,930.51/304,110.03 - Step 6: Final answer
x = 232,018.39
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1.5x scale
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.