Finding the Fourth Proportional to 357,126.08, 492,848.16 and 195,986.88
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Solution
The fourth proportional to 357,126.08, 492,848.16 and 195,986.88 is: 270,469.67
Step by Step Solution
- Step 1: Write the proportion equation
357,126.08 : 492,848.16 = 195,986.88 : x - Step 2: Convert to fraction form
357,126.08/492,848.16 = 195,986.88/x - Step 3: Cross multiply
357,126.08x = 492,848.16 × 195,986.88 - Step 4: Simplify right side
357,126.08x = 96,591,773,192.14 - Step 5: Solve for x
x = 96,591,773,192.14/357,126.08 - Step 6: Final answer
x = 270,469.67
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.