Finding the Fourth Proportional to 427,644,396.24, 590,149,242.72 and 232,074,108.24
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Solution
The fourth proportional to 427,644,396.24, 590,149,242.72 and 232,074,108.24 is: 320,262,256.30
Step by Step Solution
- Step 1: Write the proportion equation
427,644,396.24 : 590,149,242.72 = 232,074,108.24 : x - Step 2: Convert to fraction form
427,644,396.24/590,149,242.72 = 232,074,108.24/x - Step 3: Cross multiply
427,644,396.24x = 590,149,242.72 × 232,074,108.24 - Step 4: Simplify right side
427,644,396.24x = 136,958,359,232,755,328 - Step 5: Solve for x
x = 136,958,359,232,755,328/427,644,396.24 - Step 6: Final answer
x = 320,262,256.30
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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.