Finding the Fourth Proportional to 329,715.44, 493,798.12 and 160,706.12
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Solution
The fourth proportional to 329,715.44, 493,798.12 and 160,706.12 is: 240,681.42
Step by Step Solution
- Step 1: Write the proportion equation
329,715.44 : 493,798.12 = 160,706.12 : x - Step 2: Convert to fraction form
329,715.44/493,798.12 = 160,706.12/x - Step 3: Cross multiply
329,715.44x = 493,798.12 × 160,706.12 - Step 4: Simplify right side
329,715.44x = 79,356,380,739.32 - Step 5: Solve for x
x = 79,356,380,739.32/329,715.44 - Step 6: Final answer
x = 240,681.42
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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.