Finding the Fourth Proportional to 645,950.18, 968,556.04 and 196,538.15
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Solution
The fourth proportional to 645,950.18, 968,556.04 and 196,538.15 is: 294,694.88
Step by Step Solution
- Step 1: Write the proportion equation
645,950.18 : 968,556.04 = 196,538.15 : x - Step 2: Convert to fraction form
645,950.18/968,556.04 = 196,538.15/x - Step 3: Cross multiply
645,950.18x = 968,556.04 × 196,538.15 - Step 4: Simplify right side
645,950.18x = 190,358,212,272.93 - Step 5: Solve for x
x = 190,358,212,272.93/645,950.18 - Step 6: Final answer
x = 294,694.88
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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.