Finding the Fourth Proportional to 329,045.53, 454,041.08 and 193,029.85
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Solution
The fourth proportional to 329,045.53, 454,041.08 and 193,029.85 is: 266,356.70
Step by Step Solution
- Step 1: Write the proportion equation
329,045.53 : 454,041.08 = 193,029.85 : x - Step 2: Convert to fraction form
329,045.53/454,041.08 = 193,029.85/x - Step 3: Cross multiply
329,045.53x = 454,041.08 × 193,029.85 - Step 4: Simplify right side
329,045.53x = 87,643,481,566.24 - Step 5: Solve for x
x = 87,643,481,566.24/329,045.53 - Step 6: Final answer
x = 266,356.70
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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.