Finding the Fourth Proportional to 335,109.84, 502,701.40 and 145,439.84
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Solution
The fourth proportional to 335,109.84, 502,701.40 and 145,439.84 is: 218,175.66
Step by Step Solution
- Step 1: Write the proportion equation
335,109.84 : 502,701.40 = 145,439.84 : x - Step 2: Convert to fraction form
335,109.84/502,701.40 = 145,439.84/x - Step 3: Cross multiply
335,109.84x = 502,701.40 × 145,439.84 - Step 4: Simplify right side
335,109.84x = 73,112,811,183.78 - Step 5: Solve for x
x = 73,112,811,183.78/335,109.84 - Step 6: Final answer
x = 218,175.66
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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.