Finding the Fourth Proportional to 702,769.96, 1,054,351.77 and 282,341.08
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Solution
The fourth proportional to 702,769.96, 1,054,351.77 and 282,341.08 is: 423,590.70
Step by Step Solution
- Step 1: Write the proportion equation
702,769.96 : 1,054,351.77 = 282,341.08 : x - Step 2: Convert to fraction form
702,769.96/1,054,351.77 = 282,341.08/x - Step 3: Cross multiply
702,769.96x = 1,054,351.77 × 282,341.08 - Step 4: Simplify right side
702,769.96x = 297,686,817,441.71 - Step 5: Solve for x
x = 297,686,817,441.71/702,769.96 - Step 6: Final answer
x = 423,590.70
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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.