Finding the Fourth Proportional to 348,153.30, 522,283.95 and 148,474.26
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Solution
The fourth proportional to 348,153.30, 522,283.95 and 148,474.26 is: 222,734.42
Step by Step Solution
- Step 1: Write the proportion equation
348,153.30 : 522,283.95 = 148,474.26 : x - Step 2: Convert to fraction form
348,153.30/522,283.95 = 148,474.26/x - Step 3: Cross multiply
348,153.30x = 522,283.95 × 148,474.26 - Step 4: Simplify right side
348,153.30x = 77,545,722,986.13 - Step 5: Solve for x
x = 77,545,722,986.13/348,153.30 - Step 6: Final answer
x = 222,734.42
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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.