Finding the Fourth Proportional to 636,149.63, 954,202.58 and 162,839.09
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Solution
The fourth proportional to 636,149.63, 954,202.58 and 162,839.09 is: 244,253.04
Step by Step Solution
- Step 1: Write the proportion equation
636,149.63 : 954,202.58 = 162,839.09 : x - Step 2: Convert to fraction form
636,149.63/954,202.58 = 162,839.09/x - Step 3: Cross multiply
636,149.63x = 954,202.58 × 162,839.09 - Step 4: Simplify right side
636,149.63x = 155,381,478,988.66 - Step 5: Solve for x
x = 155,381,478,988.66/636,149.63 - Step 6: Final answer
x = 244,253.04
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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.