Finding the Fourth Proportional to 245,658.24, 368,487.36 and 135,550.08
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Solution
The fourth proportional to 245,658.24, 368,487.36 and 135,550.08 is: 203,325.12
Step by Step Solution
- Step 1: Write the proportion equation
245,658.24 : 368,487.36 = 135,550.08 : x - Step 2: Convert to fraction form
245,658.24/368,487.36 = 135,550.08/x - Step 3: Cross multiply
245,658.24x = 368,487.36 × 135,550.08 - Step 4: Simplify right side
245,658.24x = 49,948,491,126.99 - Step 5: Solve for x
x = 49,948,491,126.99/245,658.24 - Step 6: Final answer
x = 203,325.12
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1.5x scale
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.