Finding the Fourth Proportional to 276,677.60, 414,688.35 and 248,465.30
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Solution
The fourth proportional to 276,677.60, 414,688.35 and 248,465.30 is: 372,403.35
Step by Step Solution
- Step 1: Write the proportion equation
276,677.60 : 414,688.35 = 248,465.30 : x - Step 2: Convert to fraction form
276,677.60/414,688.35 = 248,465.30/x - Step 3: Cross multiply
276,677.60x = 414,688.35 × 248,465.30 - Step 4: Simplify right side
276,677.60x = 103,035,665,289.26 - Step 5: Solve for x
x = 103,035,665,289.26/276,677.60 - Step 6: Final answer
x = 372,403.35
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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.