Finding the Fourth Proportional to 313,265.54, 432,306.84 and 170,025.62
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Solution
The fourth proportional to 313,265.54, 432,306.84 and 170,025.62 is: 234,635.57
Step by Step Solution
- Step 1: Write the proportion equation
313,265.54 : 432,306.84 = 170,025.62 : x - Step 2: Convert to fraction form
313,265.54/432,306.84 = 170,025.62/x - Step 3: Cross multiply
313,265.54x = 432,306.84 × 170,025.62 - Step 4: Simplify right side
313,265.54x = 73,503,238,501.24 - Step 5: Solve for x
x = 73,503,238,501.24/313,265.54 - Step 6: Final answer
x = 234,635.57
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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.