Finding the Fourth Proportional to 439,588.62, 659,384.55 and 107,164.62
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Solution
The fourth proportional to 439,588.62, 659,384.55 and 107,164.62 is: 160,747.32
Step by Step Solution
- Step 1: Write the proportion equation
439,588.62 : 659,384.55 = 107,164.62 : x - Step 2: Convert to fraction form
439,588.62/659,384.55 = 107,164.62/x - Step 3: Cross multiply
439,588.62x = 659,384.55 × 107,164.62 - Step 4: Simplify right side
439,588.62x = 70,662,694,734.62 - Step 5: Solve for x
x = 70,662,694,734.62/439,588.62 - Step 6: Final answer
x = 160,747.32
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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.