Finding the Fourth Proportional to 344,136.12, 516,204.17 and 133,823.26
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Solution
The fourth proportional to 344,136.12, 516,204.17 and 133,823.26 is: 200,734.89
Step by Step Solution
- Step 1: Write the proportion equation
344,136.12 : 516,204.17 = 133,823.26 : x - Step 2: Convert to fraction form
344,136.12/516,204.17 = 133,823.26/x - Step 3: Cross multiply
344,136.12x = 516,204.17 × 133,823.26 - Step 4: Simplify right side
344,136.12x = 69,080,124,854.99 - Step 5: Solve for x
x = 69,080,124,854.99/344,136.12 - Step 6: Final answer
x = 200,734.89
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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.