Finding the Fourth Proportional to 908,769.65, 1,363,154.49 and 277,678
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Solution
The fourth proportional to 908,769.65, 1,363,154.49 and 277,678 is: 416,517.00
Step by Step Solution
- Step 1: Write the proportion equation
908,769.65 : 1,363,154.49 = 277,678 : x - Step 2: Convert to fraction form
908,769.65/1,363,154.49 = 277,678/x - Step 3: Cross multiply
908,769.65x = 1,363,154.49 × 277,678 - Step 4: Simplify right side
908,769.65x = 378,518,012,474.22 - Step 5: Solve for x
x = 378,518,012,474.22/908,769.65 - Step 6: Final answer
x = 416,517.00
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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.