Finding the Fourth Proportional to 439,459.33, 659,252.17 and 135,877.17
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Solution
The fourth proportional to 439,459.33, 659,252.17 and 135,877.17 is: 203,835.28
Step by Step Solution
- Step 1: Write the proportion equation
439,459.33 : 659,252.17 = 135,877.17 : x - Step 2: Convert to fraction form
439,459.33/659,252.17 = 135,877.17/x - Step 3: Cross multiply
439,459.33x = 659,252.17 × 135,877.17 - Step 4: Simplify right side
439,459.33x = 89,577,315,491.25 - Step 5: Solve for x
x = 89,577,315,491.25/439,459.33 - Step 6: Final answer
x = 203,835.28
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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.