Finding the Fourth Proportional to 248,307.05, 372,460.58 and 98,583.05
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Solution
The fourth proportional to 248,307.05, 372,460.58 and 98,583.05 is: 147,874.58
Step by Step Solution
- Step 1: Write the proportion equation
248,307.05 : 372,460.58 = 98,583.05 : x - Step 2: Convert to fraction form
248,307.05/372,460.58 = 98,583.05/x - Step 3: Cross multiply
248,307.05x = 372,460.58 × 98,583.05 - Step 4: Simplify right side
248,307.05x = 36,718,299,488.25 - Step 5: Solve for x
x = 36,718,299,488.25/248,307.05 - Step 6: Final answer
x = 147,874.58
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1.5x scale
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.