Finding the Fourth Proportional to 361,720.14, 542,029.41 and 183,960.78
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Solution
The fourth proportional to 361,720.14, 542,029.41 and 183,960.78 is: 275,661.05
Step by Step Solution
- Step 1: Write the proportion equation
361,720.14 : 542,029.41 = 183,960.78 : x - Step 2: Convert to fraction form
361,720.14/542,029.41 = 183,960.78/x - Step 3: Cross multiply
361,720.14x = 542,029.41 × 183,960.78 - Step 4: Simplify right side
361,720.14x = 99,712,153,046.54 - Step 5: Solve for x
x = 99,712,153,046.54/361,720.14 - Step 6: Final answer
x = 275,661.05
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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.