Finding the Fourth Proportional to 248,635.68, 371,181.04 and 239,887.68
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Solution
The fourth proportional to 248,635.68, 371,181.04 and 239,887.68 is: 358,121.40
Step by Step Solution
- Step 1: Write the proportion equation
248,635.68 : 371,181.04 = 239,887.68 : x - Step 2: Convert to fraction form
248,635.68/371,181.04 = 239,887.68/x - Step 3: Cross multiply
248,635.68x = 371,181.04 × 239,887.68 - Step 4: Simplify right side
248,635.68x = 89,041,758,545.59 - Step 5: Solve for x
x = 89,041,758,545.59/248,635.68 - Step 6: Final answer
x = 358,121.40
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.