Finding the Fourth Proportional to 547,708.93, 821,563.74 and 358,328.40
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Solution
The fourth proportional to 547,708.93, 821,563.74 and 358,328.40 is: 537,492.83
Step by Step Solution
- Step 1: Write the proportion equation
547,708.93 : 821,563.74 = 358,328.40 : x - Step 2: Convert to fraction form
547,708.93/821,563.74 = 358,328.40/x - Step 3: Cross multiply
547,708.93x = 821,563.74 × 358,328.40 - Step 4: Simplify right side
547,708.93x = 294,389,620,452.22 - Step 5: Solve for x
x = 294,389,620,452.22/547,708.93 - Step 6: Final answer
x = 537,492.83
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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.