Finding the Fourth Proportional to 292,853.36, 439,240.88 and 82,507.70
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Solution
The fourth proportional to 292,853.36, 439,240.88 and 82,507.70 is: 123,750.52
Step by Step Solution
- Step 1: Write the proportion equation
292,853.36 : 439,240.88 = 82,507.70 : x - Step 2: Convert to fraction form
292,853.36/439,240.88 = 82,507.70/x - Step 3: Cross multiply
292,853.36x = 439,240.88 × 82,507.70 - Step 4: Simplify right side
292,853.36x = 36,240,754,754.78 - Step 5: Solve for x
x = 36,240,754,754.78/292,853.36 - Step 6: Final answer
x = 123,750.52
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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.