Finding the Fourth Proportional to 880,593.41, 1,215,238.61 and 493,437.71
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Solution
The fourth proportional to 880,593.41, 1,215,238.61 and 493,437.71 is: 680,955.08
Step by Step Solution
- Step 1: Write the proportion equation
880,593.41 : 1,215,238.61 = 493,437.71 : x - Step 2: Convert to fraction form
880,593.41/1,215,238.61 = 493,437.71/x - Step 3: Cross multiply
880,593.41x = 1,215,238.61 × 493,437.71 - Step 4: Simplify right side
880,593.41x = 599,644,556,821.98 - Step 5: Solve for x
x = 599,644,556,821.98/880,593.41 - Step 6: Final answer
x = 680,955.08
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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.