Finding the Fourth Proportional to 529,487.98, 730,799.69 and 314,586.67
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Solution
The fourth proportional to 529,487.98, 730,799.69 and 314,586.67 is: 434,192.75
Step by Step Solution
- Step 1: Write the proportion equation
529,487.98 : 730,799.69 = 314,586.67 : x - Step 2: Convert to fraction form
529,487.98/730,799.69 = 314,586.67/x - Step 3: Cross multiply
529,487.98x = 730,799.69 × 314,586.67 - Step 4: Simplify right side
529,487.98x = 229,899,840,914.13 - Step 5: Solve for x
x = 229,899,840,914.13/529,487.98 - Step 6: Final answer
x = 434,192.75
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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.