Finding the Fourth Proportional to 375,280.14, 517,676.55 and 222,168.99
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Solution
The fourth proportional to 375,280.14, 517,676.55 and 222,168.99 is: 306,468.86
Step by Step Solution
- Step 1: Write the proportion equation
375,280.14 : 517,676.55 = 222,168.99 : x - Step 2: Convert to fraction form
375,280.14/517,676.55 = 222,168.99/x - Step 3: Cross multiply
375,280.14x = 517,676.55 × 222,168.99 - Step 4: Simplify right side
375,280.14x = 115,011,676,260.19 - Step 5: Solve for x
x = 115,011,676,260.19/375,280.14 - Step 6: Final answer
x = 306,468.86
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.