Finding the Fourth Proportional to 322,599.68, 445,197.84 and 179,365.76
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Solution
The fourth proportional to 322,599.68, 445,197.84 and 179,365.76 is: 247,530.47
Step by Step Solution
- Step 1: Write the proportion equation
322,599.68 : 445,197.84 = 179,365.76 : x - Step 2: Convert to fraction form
322,599.68/445,197.84 = 179,365.76/x - Step 3: Cross multiply
322,599.68x = 445,197.84 × 179,365.76 - Step 4: Simplify right side
322,599.68x = 79,853,248,921.96 - Step 5: Solve for x
x = 79,853,248,921.96/322,599.68 - Step 6: Final answer
x = 247,530.47
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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.