Finding the Fourth Proportional to 276,467.14, 381,328.12 and 184,540.07
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Solution
The fourth proportional to 276,467.14, 381,328.12 and 184,540.07 is: 254,534.12
Step by Step Solution
- Step 1: Write the proportion equation
276,467.14 : 381,328.12 = 184,540.07 : x - Step 2: Convert to fraction form
276,467.14/381,328.12 = 184,540.07/x - Step 3: Cross multiply
276,467.14x = 381,328.12 × 184,540.07 - Step 4: Simplify right side
276,467.14x = 70,370,318,449.74 - Step 5: Solve for x
x = 70,370,318,449.74/276,467.14 - Step 6: Final answer
x = 254,534.12
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1.5x scale
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.