Finding the Fourth Proportional to 779,592.99, 1,169,292.29 and 218,671.23
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Solution
The fourth proportional to 779,592.99, 1,169,292.29 and 218,671.23 is: 327,979.58
Step by Step Solution
- Step 1: Write the proportion equation
779,592.99 : 1,169,292.29 = 218,671.23 : x - Step 2: Convert to fraction form
779,592.99/1,169,292.29 = 218,671.23/x - Step 3: Cross multiply
779,592.99x = 1,169,292.29 × 218,671.23 - Step 4: Simplify right side
779,592.99x = 255,690,582,190.46 - Step 5: Solve for x
x = 255,690,582,190.46/779,592.99 - Step 6: Final answer
x = 327,979.58
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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.