Finding the Fourth Proportional to 374,215.42, 516,393.12 and 204,449.41
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Solution
The fourth proportional to 374,215.42, 516,393.12 and 204,449.41 is: 282,126.99
Step by Step Solution
- Step 1: Write the proportion equation
374,215.42 : 516,393.12 = 204,449.41 : x - Step 2: Convert to fraction form
374,215.42/516,393.12 = 204,449.41/x - Step 3: Cross multiply
374,215.42x = 516,393.12 × 204,449.41 - Step 4: Simplify right side
374,215.42x = 105,576,268,712.06 - Step 5: Solve for x
x = 105,576,268,712.06/374,215.42 - Step 6: Final answer
x = 282,126.99
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.