Finding the Fourth Proportional to 880,592.41, 1,215,237.23 and 493,436.71
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Solution
The fourth proportional to 880,592.41, 1,215,237.23 and 493,436.71 is: 680,953.70
Step by Step Solution
- Step 1: Write the proportion equation
880,592.41 : 1,215,237.23 = 493,436.71 : x - Step 2: Convert to fraction form
880,592.41/1,215,237.23 = 493,436.71/x - Step 3: Cross multiply
880,592.41x = 1,215,237.23 × 493,436.71 - Step 4: Simplify right side
880,592.41x = 599,642,660,640.71 - Step 5: Solve for x
x = 599,642,660,640.71/880,592.41 - Step 6: Final answer
x = 680,953.70
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1.5x scale
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.