Finding the Fourth Proportional to 341,641.40, 512,486.40 and 104,983.70
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Solution
The fourth proportional to 341,641.40, 512,486.40 and 104,983.70 is: 157,483.02
Step by Step Solution
- Step 1: Write the proportion equation
341,641.40 : 512,486.40 = 104,983.70 : x - Step 2: Convert to fraction form
341,641.40/512,486.40 = 104,983.70/x - Step 3: Cross multiply
341,641.40x = 512,486.40 × 104,983.70 - Step 4: Simplify right side
341,641.40x = 53,802,718,471.68 - Step 5: Solve for x
x = 53,802,718,471.68/341,641.40 - Step 6: Final answer
x = 157,483.02
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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.