Finding the Fourth Proportional to 757,547.48, 1,136,476.74 and 225,021.08
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Solution
The fourth proportional to 757,547.48, 1,136,476.74 and 225,021.08 is: 337,577.82
Step by Step Solution
- Step 1: Write the proportion equation
757,547.48 : 1,136,476.74 = 225,021.08 : x - Step 2: Convert to fraction form
757,547.48/1,136,476.74 = 225,021.08/x - Step 3: Cross multiply
757,547.48x = 1,136,476.74 × 225,021.08 - Step 4: Simplify right side
757,547.48x = 255,731,223,429.68 - Step 5: Solve for x
x = 255,731,223,429.68/757,547.48 - Step 6: Final answer
x = 337,577.82
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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.