Finding the Fourth Proportional to 841,674.95, 1,161,511.41 and 459,702.63
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Solution
The fourth proportional to 841,674.95, 1,161,511.41 and 459,702.63 is: 634,389.62
Step by Step Solution
- Step 1: Write the proportion equation
841,674.95 : 1,161,511.41 = 459,702.63 : x - Step 2: Convert to fraction form
841,674.95/1,161,511.41 = 459,702.63/x - Step 3: Cross multiply
841,674.95x = 1,161,511.41 × 459,702.63 - Step 4: Simplify right side
841,674.95x = 533,949,849,952.01 - Step 5: Solve for x
x = 533,949,849,952.01/841,674.95 - Step 6: Final answer
x = 634,389.62
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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.