Finding the Fourth Proportional to 374,149.80, 516,339.36 and 204,394.68
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Solution
The fourth proportional to 374,149.80, 516,339.36 and 204,394.68 is: 282,071.56
Step by Step Solution
- Step 1: Write the proportion equation
374,149.80 : 516,339.36 = 204,394.68 : x - Step 2: Convert to fraction form
374,149.80/516,339.36 = 204,394.68/x - Step 3: Cross multiply
374,149.80x = 516,339.36 × 204,394.68 - Step 4: Simplify right side
374,149.80x = 105,537,018,258.61 - Step 5: Solve for x
x = 105,537,018,258.61/374,149.80 - Step 6: Final answer
x = 282,071.56
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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.