Finding the Fourth Proportional to 351,283.94, 526,865.96 and 126,599.66
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Solution
The fourth proportional to 351,283.94, 526,865.96 and 126,599.66 is: 189,877.88
Step by Step Solution
- Step 1: Write the proportion equation
351,283.94 : 526,865.96 = 126,599.66 : x - Step 2: Convert to fraction form
351,283.94/526,865.96 = 126,599.66/x - Step 3: Cross multiply
351,283.94x = 526,865.96 × 126,599.66 - Step 4: Simplify right side
351,283.94x = 66,701,049,083.74 - Step 5: Solve for x
x = 66,701,049,083.74/351,283.94 - Step 6: Final answer
x = 189,877.88
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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.