Finding the Fourth Proportional to 304,845.20, 456,943.80 and 146,970.80
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Solution
The fourth proportional to 304,845.20, 456,943.80 and 146,970.80 is: 220,299.99
Step by Step Solution
- Step 1: Write the proportion equation
304,845.20 : 456,943.80 = 146,970.80 : x - Step 2: Convert to fraction form
304,845.20/456,943.80 = 146,970.80/x - Step 3: Cross multiply
304,845.20x = 456,943.80 × 146,970.80 - Step 4: Simplify right side
304,845.20x = 67,157,395,841.04 - Step 5: Solve for x
x = 67,157,395,841.04/304,845.20 - Step 6: Final answer
x = 220,299.99
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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.