Finding the Fourth Proportional to 451,180.05, 676,811.84 and 147,575.93
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Solution
The fourth proportional to 451,180.05, 676,811.84 and 147,575.93 is: 221,377.56
Step by Step Solution
- Step 1: Write the proportion equation
451,180.05 : 676,811.84 = 147,575.93 : x - Step 2: Convert to fraction form
451,180.05/676,811.84 = 147,575.93/x - Step 3: Cross multiply
451,180.05x = 676,811.84 × 147,575.93 - Step 4: Simplify right side
451,180.05x = 99,881,137,677.16 - Step 5: Solve for x
x = 99,881,137,677.16/451,180.05 - Step 6: Final answer
x = 221,377.56
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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.