Finding the Fourth Proportional to 335,215.68, 502,823.36 and 98,560.32
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Solution
The fourth proportional to 335,215.68, 502,823.36 and 98,560.32 is: 147,840.43
Step by Step Solution
- Step 1: Write the proportion equation
335,215.68 : 502,823.36 = 98,560.32 : x - Step 2: Convert to fraction form
335,215.68/502,823.36 = 98,560.32/x - Step 3: Cross multiply
335,215.68x = 502,823.36 × 98,560.32 - Step 4: Simplify right side
335,215.68x = 49,558,431,265.08 - Step 5: Solve for x
x = 49,558,431,265.08/335,215.68 - Step 6: Final answer
x = 147,840.43
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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.