Finding the Fourth Proportional to 310,454.68, 465,481.71 and 148,260.94
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Solution
The fourth proportional to 310,454.68, 465,481.71 and 148,260.94 is: 222,295.75
Step by Step Solution
- Step 1: Write the proportion equation
310,454.68 : 465,481.71 = 148,260.94 : x - Step 2: Convert to fraction form
310,454.68/465,481.71 = 148,260.94/x - Step 3: Cross multiply
310,454.68x = 465,481.71 × 148,260.94 - Step 4: Simplify right side
310,454.68x = 69,012,755,877.41 - Step 5: Solve for x
x = 69,012,755,877.41/310,454.68 - Step 6: Final answer
x = 222,295.75
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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.