Finding the Fourth Proportional to 343,649.00, 474,212.82 and 190,677.48
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Solution
The fourth proportional to 343,649.00, 474,212.82 and 190,677.48 is: 263,122.28
Step by Step Solution
- Step 1: Write the proportion equation
343,649.00 : 474,212.82 = 190,677.48 : x - Step 2: Convert to fraction form
343,649.00/474,212.82 = 190,677.48/x - Step 3: Cross multiply
343,649.00x = 474,212.82 × 190,677.48 - Step 4: Simplify right side
343,649.00x = 90,421,705,501.29 - Step 5: Solve for x
x = 90,421,705,501.29/343,649.00 - Step 6: Final answer
x = 263,122.28
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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.