Finding the Fourth Proportional to 347,010.48, 478,732.68 and 233,869.68
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Solution
The fourth proportional to 347,010.48, 478,732.68 and 233,869.68 is: 322,644.60
Step by Step Solution
- Step 1: Write the proportion equation
347,010.48 : 478,732.68 = 233,869.68 : x - Step 2: Convert to fraction form
347,010.48/478,732.68 = 233,869.68/x - Step 3: Cross multiply
347,010.48x = 478,732.68 × 233,869.68 - Step 4: Simplify right side
347,010.48x = 111,961,058,677.14 - Step 5: Solve for x
x = 111,961,058,677.14/347,010.48 - Step 6: Final answer
x = 322,644.60
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1.5x scale
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.