Finding the Fourth Proportional to 351,395.76, 484,920.36 and 190,249.52
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Solution
The fourth proportional to 351,395.76, 484,920.36 and 190,249.52 is: 262,541.20
Step by Step Solution
- Step 1: Write the proportion equation
351,395.76 : 484,920.36 = 190,249.52 : x - Step 2: Convert to fraction form
351,395.76/484,920.36 = 190,249.52/x - Step 3: Cross multiply
351,395.76x = 484,920.36 × 190,249.52 - Step 4: Simplify right side
351,395.76x = 92,255,865,728.23 - Step 5: Solve for x
x = 92,255,865,728.23/351,395.76 - Step 6: Final answer
x = 262,541.20
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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.