Finding the Fourth Proportional to 357,724.36, 536,602.84 and 253,010.80
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Solution
The fourth proportional to 357,724.36, 536,602.84 and 253,010.80 is: 379,527.73
Step by Step Solution
- Step 1: Write the proportion equation
357,724.36 : 536,602.84 = 253,010.80 : x - Step 2: Convert to fraction form
357,724.36/536,602.84 = 253,010.80/x - Step 3: Cross multiply
357,724.36x = 536,602.84 × 253,010.80 - Step 4: Simplify right side
357,724.36x = 135,766,313,830.67 - Step 5: Solve for x
x = 135,766,313,830.67/357,724.36 - Step 6: Final answer
x = 379,527.73
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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.