Finding the Fourth Proportional to 267,808.42, 369,115.40 and 255,195.92
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Solution
The fourth proportional to 267,808.42, 369,115.40 and 255,195.92 is: 351,731.82
Step by Step Solution
- Step 1: Write the proportion equation
267,808.42 : 369,115.40 = 255,195.92 : x - Step 2: Convert to fraction form
267,808.42/369,115.40 = 255,195.92/x - Step 3: Cross multiply
267,808.42x = 369,115.40 × 255,195.92 - Step 4: Simplify right side
267,808.42x = 94,196,744,089.17 - Step 5: Solve for x
x = 94,196,744,089.17/267,808.42 - Step 6: Final answer
x = 351,731.82
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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.