Finding the Fourth Proportional to 243,420.75, 364,813.02 and 176,179.19
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Solution
The fourth proportional to 243,420.75, 364,813.02 and 176,179.19 is: 264,038.54
Step by Step Solution
- Step 1: Write the proportion equation
243,420.75 : 364,813.02 = 176,179.19 : x - Step 2: Convert to fraction form
243,420.75/364,813.02 = 176,179.19/x - Step 3: Cross multiply
243,420.75x = 364,813.02 × 176,179.19 - Step 4: Simplify right side
243,420.75x = 64,272,460,540.99 - Step 5: Solve for x
x = 64,272,460,540.99/243,420.75 - Step 6: Final answer
x = 264,038.54
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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.