Finding the Fourth Proportional to 984,884.08, 1,359,140.38 and 532,175.08
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Solution
The fourth proportional to 984,884.08, 1,359,140.38 and 532,175.08 is: 734,401.80
Step by Step Solution
- Step 1: Write the proportion equation
984,884.08 : 1,359,140.38 = 532,175.08 : x - Step 2: Convert to fraction form
984,884.08/1,359,140.38 = 532,175.08/x - Step 3: Cross multiply
984,884.08x = 1,359,140.38 × 532,175.08 - Step 4: Simplify right side
984,884.08x = 723,300,640,457.73 - Step 5: Solve for x
x = 723,300,640,457.73/984,884.08 - Step 6: Final answer
x = 734,401.80
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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.