Finding the Fourth Proportional to 960,202.14, 1,440,376.68 and 286,231.92
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Solution
The fourth proportional to 960,202.14, 1,440,376.68 and 286,231.92 is: 429,369.78
Step by Step Solution
- Step 1: Write the proportion equation
960,202.14 : 1,440,376.68 = 286,231.92 : x - Step 2: Convert to fraction form
960,202.14/1,440,376.68 = 286,231.92/x - Step 3: Cross multiply
960,202.14x = 1,440,376.68 × 286,231.92 - Step 4: Simplify right side
960,202.14x = 412,281,782,639.63 - Step 5: Solve for x
x = 412,281,782,639.63/960,202.14 - Step 6: Final answer
x = 429,369.78
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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.