Finding the Fourth Proportional to 375,445.27, 518,133.14 and 232,279.75
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Solution
The fourth proportional to 375,445.27, 518,133.14 and 232,279.75 is: 320,557.60
Step by Step Solution
- Step 1: Write the proportion equation
375,445.27 : 518,133.14 = 232,279.75 : x - Step 2: Convert to fraction form
375,445.27/518,133.14 = 232,279.75/x - Step 3: Cross multiply
375,445.27x = 518,133.14 × 232,279.75 - Step 4: Simplify right side
375,445.27x = 120,351,836,225.92 - Step 5: Solve for x
x = 120,351,836,225.92/375,445.27 - Step 6: Final answer
x = 320,557.60
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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.