Finding the Fourth Proportional to 234,580.65, 323,907.62 and 216,669.12
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Solution
The fourth proportional to 234,580.65, 323,907.62 and 216,669.12 is: 299,175.48
Step by Step Solution
- Step 1: Write the proportion equation
234,580.65 : 323,907.62 = 216,669.12 : x - Step 2: Convert to fraction form
234,580.65/323,907.62 = 216,669.12/x - Step 3: Cross multiply
234,580.65x = 323,907.62 × 216,669.12 - Step 4: Simplify right side
234,580.65x = 70,180,777,908.83 - Step 5: Solve for x
x = 70,180,777,908.83/234,580.65 - Step 6: Final answer
x = 299,175.48
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.