Finding the Fourth Proportional to 324,844.74, 487,365.48 and 147,304.08
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Solution
The fourth proportional to 324,844.74, 487,365.48 and 147,304.08 is: 221,000.73
Step by Step Solution
- Step 1: Write the proportion equation
324,844.74 : 487,365.48 = 147,304.08 : x - Step 2: Convert to fraction form
324,844.74/487,365.48 = 147,304.08/x - Step 3: Cross multiply
324,844.74x = 487,365.48 × 147,304.08 - Step 4: Simplify right side
324,844.74x = 71,790,923,655.16 - Step 5: Solve for x
x = 71,790,923,655.16/324,844.74 - Step 6: Final answer
x = 221,000.73
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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.