Finding the Fourth Proportional to 323,880.08, 485,834.64 and 99,224.08
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Solution
The fourth proportional to 323,880.08, 485,834.64 and 99,224.08 is: 148,840.57
Step by Step Solution
- Step 1: Write the proportion equation
323,880.08 : 485,834.64 = 99,224.08 : x - Step 2: Convert to fraction form
323,880.08/485,834.64 = 99,224.08/x - Step 3: Cross multiply
323,880.08x = 485,834.64 × 99,224.08 - Step 4: Simplify right side
323,880.08x = 48,206,495,186.13 - Step 5: Solve for x
x = 48,206,495,186.13/323,880.08 - Step 6: Final answer
x = 148,840.57
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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.