Finding the Fourth Proportional to 372,625.44, 514,228.68 and 202,862.40
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Solution
The fourth proportional to 372,625.44, 514,228.68 and 202,862.40 is: 279,953.15
Step by Step Solution
- Step 1: Write the proportion equation
372,625.44 : 514,228.68 = 202,862.40 : x - Step 2: Convert to fraction form
372,625.44/514,228.68 = 202,862.40/x - Step 3: Cross multiply
372,625.44x = 514,228.68 × 202,862.40 - Step 4: Simplify right side
372,625.44x = 104,317,664,173.63 - Step 5: Solve for x
x = 104,317,664,173.63/372,625.44 - Step 6: Final answer
x = 279,953.15
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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.