Finding the Fourth Proportional to 357,722.36, 536,599.84 and 253,008.80
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Solution
The fourth proportional to 357,722.36, 536,599.84 and 253,008.80 is: 379,524.73
Step by Step Solution
- Step 1: Write the proportion equation
357,722.36 : 536,599.84 = 253,008.80 : x - Step 2: Convert to fraction form
357,722.36/536,599.84 = 253,008.80/x - Step 3: Cross multiply
357,722.36x = 536,599.84 × 253,008.80 - Step 4: Simplify right side
357,722.36x = 135,764,481,598.59 - Step 5: Solve for x
x = 135,764,481,598.59/357,722.36 - Step 6: Final answer
x = 379,524.73
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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.