Finding the Fourth Proportional to 324,374.92, 447,638.02 and 181,134.52
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Solution
The fourth proportional to 324,374.92, 447,638.02 and 181,134.52 is: 249,965.99
Step by Step Solution
- Step 1: Write the proportion equation
324,374.92 : 447,638.02 = 181,134.52 : x - Step 2: Convert to fraction form
324,374.92/447,638.02 = 181,134.52/x - Step 3: Cross multiply
324,374.92x = 447,638.02 × 181,134.52 - Step 4: Simplify right side
324,374.92x = 81,082,697,886.45 - Step 5: Solve for x
x = 81,082,697,886.45/324,374.92 - Step 6: Final answer
x = 249,965.99
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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.