Finding the Fourth Proportional to 583,108.19, 804,664.44 and 324,971.40
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Solution
The fourth proportional to 583,108.19, 804,664.44 and 324,971.40 is: 448,446.68
Step by Step Solution
- Step 1: Write the proportion equation
583,108.19 : 804,664.44 = 324,971.40 : x - Step 2: Convert to fraction form
583,108.19/804,664.44 = 324,971.40/x - Step 3: Cross multiply
583,108.19x = 804,664.44 × 324,971.40 - Step 4: Simplify right side
583,108.19x = 261,492,929,597.02 - Step 5: Solve for x
x = 261,492,929,597.02/583,108.19 - Step 6: Final answer
x = 448,446.68
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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.