Finding the Fourth Proportional to 325,000.60, 487,451.44 and 125,291.84
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Solution
The fourth proportional to 325,000.60, 487,451.44 and 125,291.84 is: 187,918.69
Step by Step Solution
- Step 1: Write the proportion equation
325,000.60 : 487,451.44 = 125,291.84 : x - Step 2: Convert to fraction form
325,000.60/487,451.44 = 125,291.84/x - Step 3: Cross multiply
325,000.60x = 487,451.44 × 125,291.84 - Step 4: Simplify right side
325,000.60x = 61,073,687,828.25 - Step 5: Solve for x
x = 61,073,687,828.25/325,000.60 - Step 6: Final answer
x = 187,918.69
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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.