Finding the Fourth Proportional to 266,336.49, 367,541.91 and 145,477.74
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Solution
The fourth proportional to 266,336.49, 367,541.91 and 145,477.74 is: 200,757.95
Step by Step Solution
- Step 1: Write the proportion equation
266,336.49 : 367,541.91 = 145,477.74 : x - Step 2: Convert to fraction form
266,336.49/367,541.91 = 145,477.74/x - Step 3: Cross multiply
266,336.49x = 367,541.91 × 145,477.74 - Step 4: Simplify right side
266,336.49x = 53,469,166,422.08 - Step 5: Solve for x
x = 53,469,166,422.08/266,336.49 - Step 6: Final answer
x = 200,757.95
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1.5x scale
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.