Finding the Fourth Proportional to 361,636.08, 542,446.92 and 112,317.36
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Solution
The fourth proportional to 361,636.08, 542,446.92 and 112,317.36 is: 168,473.80
Step by Step Solution
- Step 1: Write the proportion equation
361,636.08 : 542,446.92 = 112,317.36 : x - Step 2: Convert to fraction form
361,636.08/542,446.92 = 112,317.36/x - Step 3: Cross multiply
361,636.08x = 542,446.92 × 112,317.36 - Step 4: Simplify right side
361,636.08x = 60,926,205,994.53 - Step 5: Solve for x
x = 60,926,205,994.53/361,636.08 - Step 6: Final answer
x = 168,473.80
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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.