Finding the Fourth Proportional to 277,297.23, 382,670.16 and 149,972.82
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Solution
The fourth proportional to 277,297.23, 382,670.16 and 149,972.82 is: 206,962.48
Step by Step Solution
- Step 1: Write the proportion equation
277,297.23 : 382,670.16 = 149,972.82 : x - Step 2: Convert to fraction form
277,297.23/382,670.16 = 149,972.82/x - Step 3: Cross multiply
277,297.23x = 382,670.16 × 149,972.82 - Step 4: Simplify right side
277,297.23x = 57,390,123,025.05 - Step 5: Solve for x
x = 57,390,123,025.05/277,297.23 - Step 6: Final answer
x = 206,962.48
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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.