Finding the Fourth Proportional to 434,416.80, 651,106.80 and 181,696.80
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Solution
The fourth proportional to 434,416.80, 651,106.80 and 181,696.80 is: 272,328.38
Step by Step Solution
- Step 1: Write the proportion equation
434,416.80 : 651,106.80 = 181,696.80 : x - Step 2: Convert to fraction form
434,416.80/651,106.80 = 181,696.80/x - Step 3: Cross multiply
434,416.80x = 651,106.80 × 181,696.80 - Step 4: Simplify right side
434,416.80x = 118,304,022,018.24 - Step 5: Solve for x
x = 118,304,022,018.24/434,416.80 - Step 6: Final answer
x = 272,328.38
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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.