Finding the Fourth Proportional to 541,464.24, 812,380.92 and 162,394.23
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Solution
The fourth proportional to 541,464.24, 812,380.92 and 162,394.23 is: 243,646.70
Step by Step Solution
- Step 1: Write the proportion equation
541,464.24 : 812,380.92 = 162,394.23 : x - Step 2: Convert to fraction form
541,464.24/812,380.92 = 162,394.23/x - Step 3: Cross multiply
541,464.24x = 812,380.92 × 162,394.23 - Step 4: Simplify right side
541,464.24x = 131,925,973,970.09 - Step 5: Solve for x
x = 131,925,973,970.09/541,464.24 - Step 6: Final answer
x = 243,646.70
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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.