Finding the Fourth Proportional to 335,756.84, 503,618.86 and 125,378.38
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Solution
The fourth proportional to 335,756.84, 503,618.86 and 125,378.38 is: 188,061.44
Step by Step Solution
- Step 1: Write the proportion equation
335,756.84 : 503,618.86 = 125,378.38 : x - Step 2: Convert to fraction form
335,756.84/503,618.86 = 125,378.38/x - Step 3: Cross multiply
335,756.84x = 503,618.86 × 125,378.38 - Step 4: Simplify right side
335,756.84x = 63,142,913,659.26 - Step 5: Solve for x
x = 63,142,913,659.26/335,756.84 - Step 6: Final answer
x = 188,061.44
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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.