Finding the Fourth Proportional to 541,898.40, 811,972.80 and 341,860.80
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Solution
The fourth proportional to 541,898.40, 811,972.80 and 341,860.80 is: 512,239.33
Step by Step Solution
- Step 1: Write the proportion equation
541,898.40 : 811,972.80 = 341,860.80 : x - Step 2: Convert to fraction form
541,898.40/811,972.80 = 341,860.80/x - Step 3: Cross multiply
541,898.40x = 811,972.80 × 341,860.80 - Step 4: Simplify right side
541,898.40x = 277,581,670,986.24 - Step 5: Solve for x
x = 277,581,670,986.24/541,898.40 - Step 6: Final answer
x = 512,239.33
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.