Finding the Fourth Proportional to 542,873.91, 814,310.88 and 371,927.07
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Solution
The fourth proportional to 542,873.91, 814,310.88 and 371,927.07 is: 557,890.62
Step by Step Solution
- Step 1: Write the proportion equation
542,873.91 : 814,310.88 = 371,927.07 : x - Step 2: Convert to fraction form
542,873.91/814,310.88 = 371,927.07/x - Step 3: Cross multiply
542,873.91x = 814,310.88 × 371,927.07 - Step 4: Simplify right side
542,873.91x = 302,864,259,667.52 - Step 5: Solve for x
x = 302,864,259,667.52/542,873.91 - Step 6: Final answer
x = 557,890.62
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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.