Finding the Fourth Proportional to 329,246.24, 493,530.36 and 129,485.64
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Solution
The fourth proportional to 329,246.24, 493,530.36 and 129,485.64 is: 194,095.14
Step by Step Solution
- Step 1: Write the proportion equation
329,246.24 : 493,530.36 = 129,485.64 : x - Step 2: Convert to fraction form
329,246.24/493,530.36 = 129,485.64/x - Step 3: Cross multiply
329,246.24x = 493,530.36 × 129,485.64 - Step 4: Simplify right side
329,246.24x = 63,905,094,524.03 - Step 5: Solve for x
x = 63,905,094,524.03/329,246.24 - Step 6: Final answer
x = 194,095.14
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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.