Finding the Fourth Proportional to 367,247.79, 506,811.02 and 206,115.12
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Solution
The fourth proportional to 367,247.79, 506,811.02 and 206,115.12 is: 284,443.95
Step by Step Solution
- Step 1: Write the proportion equation
367,247.79 : 506,811.02 = 206,115.12 : x - Step 2: Convert to fraction form
367,247.79/506,811.02 = 206,115.12/x - Step 3: Cross multiply
367,247.79x = 506,811.02 × 206,115.12 - Step 4: Simplify right side
367,247.79x = 104,461,413,174.05 - Step 5: Solve for x
x = 104,461,413,174.05/367,247.79 - Step 6: Final answer
x = 284,443.95
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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.