Finding the Fourth Proportional to 298,487.08, 447,730.62 and 98,753.96
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Solution
The fourth proportional to 298,487.08, 447,730.62 and 98,753.96 is: 148,130.94
Step by Step Solution
- Step 1: Write the proportion equation
298,487.08 : 447,730.62 = 98,753.96 : x - Step 2: Convert to fraction form
298,487.08/447,730.62 = 98,753.96/x - Step 3: Cross multiply
298,487.08x = 447,730.62 × 98,753.96 - Step 4: Simplify right side
298,487.08x = 44,215,171,738.26 - Step 5: Solve for x
x = 44,215,171,738.26/298,487.08 - Step 6: Final answer
x = 148,130.94
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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.