Finding the Fourth Proportional to 984,453.82, 1,358,547.08 and 531,744.82
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Solution
The fourth proportional to 984,453.82, 1,358,547.08 and 531,744.82 is: 733,808.29
Step by Step Solution
- Step 1: Write the proportion equation
984,453.82 : 1,358,547.08 = 531,744.82 : x - Step 2: Convert to fraction form
984,453.82/1,358,547.08 = 531,744.82/x - Step 3: Cross multiply
984,453.82x = 1,358,547.08 × 531,744.82 - Step 4: Simplify right side
984,453.82x = 722,400,372,516.13 - Step 5: Solve for x
x = 722,400,372,516.13/984,453.82 - Step 6: Final answer
x = 733,808.29
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.