Finding the Fourth Proportional to 590,243.40, 883,532.44 and 319,699.62
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Solution
The fourth proportional to 590,243.40, 883,532.44 and 319,699.62 is: 478,556.79
Step by Step Solution
- Step 1: Write the proportion equation
590,243.40 : 883,532.44 = 319,699.62 : x - Step 2: Convert to fraction form
590,243.40/883,532.44 = 319,699.62/x - Step 3: Cross multiply
590,243.40x = 883,532.44 × 319,699.62 - Step 4: Simplify right side
590,243.40x = 282,464,985,325.67 - Step 5: Solve for x
x = 282,464,985,325.67/590,243.40 - Step 6: Final answer
x = 478,556.79
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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.