Finding the Fourth Proportional to 453,751.92, 680,701.68 and 154,259.28
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Solution
The fourth proportional to 453,751.92, 680,701.68 and 154,259.28 is: 231,414.01
Step by Step Solution
- Step 1: Write the proportion equation
453,751.92 : 680,701.68 = 154,259.28 : x - Step 2: Convert to fraction form
453,751.92/680,701.68 = 154,259.28/x - Step 3: Cross multiply
453,751.92x = 680,701.68 × 154,259.28 - Step 4: Simplify right side
453,751.92x = 105,004,551,051.59 - Step 5: Solve for x
x = 105,004,551,051.59/453,751.92 - Step 6: Final answer
x = 231,414.01
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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.