Finding the Fourth Proportional to 541,437.80, 812,156.70 and 225,853.70
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Solution
The fourth proportional to 541,437.80, 812,156.70 and 225,853.70 is: 338,780.55
Step by Step Solution
- Step 1: Write the proportion equation
541,437.80 : 812,156.70 = 225,853.70 : x - Step 2: Convert to fraction form
541,437.80/812,156.70 = 225,853.70/x - Step 3: Cross multiply
541,437.80x = 812,156.70 × 225,853.70 - Step 4: Simplify right side
541,437.80x = 183,428,595,674.79 - Step 5: Solve for x
x = 183,428,595,674.79/541,437.80 - Step 6: Final answer
x = 338,780.55
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Similar ratio
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1.5x scale
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.