Finding the Fourth Proportional to 329,318.68, 493,926.30 and 104,649.52
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Solution
The fourth proportional to 329,318.68, 493,926.30 and 104,649.52 is: 156,957.84
Step by Step Solution
- Step 1: Write the proportion equation
329,318.68 : 493,926.30 = 104,649.52 : x - Step 2: Convert to fraction form
329,318.68/493,926.30 = 104,649.52/x - Step 3: Cross multiply
329,318.68x = 493,926.30 × 104,649.52 - Step 4: Simplify right side
329,318.68x = 51,689,150,210.38 - Step 5: Solve for x
x = 51,689,150,210.38/329,318.68 - Step 6: Final answer
x = 156,957.84
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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.