Finding the Fourth Proportional to 564,939.46, 779,631.68 and 332,382.63
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Solution
The fourth proportional to 564,939.46, 779,631.68 and 332,382.63 is: 458,696.99
Step by Step Solution
- Step 1: Write the proportion equation
564,939.46 : 779,631.68 = 332,382.63 : x - Step 2: Convert to fraction form
564,939.46/779,631.68 = 332,382.63/x - Step 3: Cross multiply
564,939.46x = 779,631.68 × 332,382.63 - Step 4: Simplify right side
564,939.46x = 259,136,026,460.12 - Step 5: Solve for x
x = 259,136,026,460.12/564,939.46 - Step 6: Final answer
x = 458,696.99
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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.