Finding the Fourth Proportional to 423,877.59, 635,814.77 and 108,333.99
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Solution
The fourth proportional to 423,877.59, 635,814.77 and 108,333.99 is: 162,500.57
Step by Step Solution
- Step 1: Write the proportion equation
423,877.59 : 635,814.77 = 108,333.99 : x - Step 2: Convert to fraction form
423,877.59/635,814.77 = 108,333.99/x - Step 3: Cross multiply
423,877.59x = 635,814.77 × 108,333.99 - Step 4: Simplify right side
423,877.59x = 68,880,350,393.36 - Step 5: Solve for x
x = 68,880,350,393.36/423,877.59 - Step 6: Final answer
x = 162,500.57
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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.