Finding the Fourth Proportional to 429,570.36, 644,108.63 and 177,025.19
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Solution
The fourth proportional to 429,570.36, 644,108.63 and 177,025.19 is: 265,436.02
Step by Step Solution
- Step 1: Write the proportion equation
429,570.36 : 644,108.63 = 177,025.19 : x - Step 2: Convert to fraction form
429,570.36/644,108.63 = 177,025.19/x - Step 3: Cross multiply
429,570.36x = 644,108.63 × 177,025.19 - Step 4: Simplify right side
429,570.36x = 114,023,448,500.72 - Step 5: Solve for x
x = 114,023,448,500.72/429,570.36 - Step 6: Final answer
x = 265,436.02
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.