Finding the Fourth Proportional to 351,402.87, 484,935.26 and 190,258.05
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Solution
The fourth proportional to 351,402.87, 484,935.26 and 190,258.05 is: 262,555.73
Step by Step Solution
- Step 1: Write the proportion equation
351,402.87 : 484,935.26 = 190,258.05 : x - Step 2: Convert to fraction form
351,402.87/484,935.26 = 190,258.05/x - Step 3: Cross multiply
351,402.87x = 484,935.26 × 190,258.05 - Step 4: Simplify right side
351,402.87x = 92,262,835,992.55 - Step 5: Solve for x
x = 92,262,835,992.55/351,402.87 - Step 6: Final answer
x = 262,555.73
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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.