Finding the Fourth Proportional to 376,192.56, 519,156.36 and 206,437.80
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Solution
The fourth proportional to 376,192.56, 519,156.36 and 206,437.80 is: 284,890.00
Step by Step Solution
- Step 1: Write the proportion equation
376,192.56 : 519,156.36 = 206,437.80 : x - Step 2: Convert to fraction form
376,192.56/519,156.36 = 206,437.80/x - Step 3: Cross multiply
376,192.56x = 519,156.36 × 206,437.80 - Step 4: Simplify right side
376,192.56x = 107,173,496,814.41 - Step 5: Solve for x
x = 107,173,496,814.41/376,192.56 - Step 6: Final answer
x = 284,890.00
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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.