Finding the Fourth Proportional to 490,333.84, 735,618.84 and 170,439.28
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Solution
The fourth proportional to 490,333.84, 735,618.84 and 170,439.28 is: 255,699.96
Step by Step Solution
- Step 1: Write the proportion equation
490,333.84 : 735,618.84 = 170,439.28 : x - Step 2: Convert to fraction form
490,333.84/735,618.84 = 170,439.28/x - Step 3: Cross multiply
490,333.84x = 735,618.84 × 170,439.28 - Step 4: Simplify right side
490,333.84x = 125,378,345,444.04 - Step 5: Solve for x
x = 125,378,345,444.04/490,333.84 - Step 6: Final answer
x = 255,699.96
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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.