Finding the Fourth Proportional to 298,937.19, 448,407.41 and 88,576.95
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Solution
The fourth proportional to 298,937.19, 448,407.41 and 88,576.95 is: 132,865.91
Step by Step Solution
- Step 1: Write the proportion equation
298,937.19 : 448,407.41 = 88,576.95 : x - Step 2: Convert to fraction form
298,937.19/448,407.41 = 88,576.95/x - Step 3: Cross multiply
298,937.19x = 448,407.41 × 88,576.95 - Step 4: Simplify right side
298,937.19x = 39,718,560,292.31 - Step 5: Solve for x
x = 39,718,560,292.31/298,937.19 - Step 6: Final answer
x = 132,865.91
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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.