Finding the Fourth Proportional to 408,714.81, 613,065.06 and 183,916.14
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Solution
The fourth proportional to 408,714.81, 613,065.06 and 183,916.14 is: 275,870.99
Step by Step Solution
- Step 1: Write the proportion equation
408,714.81 : 613,065.06 = 183,916.14 : x - Step 2: Convert to fraction form
408,714.81/613,065.06 = 183,916.14/x - Step 3: Cross multiply
408,714.81x = 613,065.06 × 183,916.14 - Step 4: Simplify right side
408,714.81x = 112,752,559,404.07 - Step 5: Solve for x
x = 112,752,559,404.07/408,714.81 - Step 6: Final answer
x = 275,870.99
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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.