Finding the Fourth Proportional to 529,026.60, 793,220.13 and 213,114.54
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Solution
The fourth proportional to 529,026.60, 793,220.13 and 213,114.54 is: 319,542.99
Step by Step Solution
- Step 1: Write the proportion equation
529,026.60 : 793,220.13 = 213,114.54 : x - Step 2: Convert to fraction form
529,026.60/793,220.13 = 213,114.54/x - Step 3: Cross multiply
529,026.60x = 793,220.13 × 213,114.54 - Step 4: Simplify right side
529,026.60x = 169,046,743,123.69 - Step 5: Solve for x
x = 169,046,743,123.69/529,026.60 - Step 6: Final answer
x = 319,542.99
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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.