Finding the Fourth Proportional to 459,868.80, 634,639.68 and 258,664.80
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Solution
The fourth proportional to 459,868.80, 634,639.68 and 258,664.80 is: 356,969.09
Step by Step Solution
- Step 1: Write the proportion equation
459,868.80 : 634,639.68 = 258,664.80 : x - Step 2: Convert to fraction form
459,868.80/634,639.68 = 258,664.80/x - Step 3: Cross multiply
459,868.80x = 634,639.68 × 258,664.80 - Step 4: Simplify right side
459,868.80x = 164,158,945,899.26 - Step 5: Solve for x
x = 164,158,945,899.26/459,868.80 - Step 6: Final answer
x = 356,969.09
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.