Finding the Fourth Proportional to 454,894.74, 682,332.72 and 202,106.70
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Solution
The fourth proportional to 454,894.74, 682,332.72 and 202,106.70 is: 303,155.88
Step by Step Solution
- Step 1: Write the proportion equation
454,894.74 : 682,332.72 = 202,106.70 : x - Step 2: Convert to fraction form
454,894.74/682,332.72 = 202,106.70/x - Step 3: Cross multiply
454,894.74x = 682,332.72 × 202,106.70 - Step 4: Simplify right side
454,894.74x = 137,904,014,341.22 - Step 5: Solve for x
x = 137,904,014,341.22/454,894.74 - Step 6: Final answer
x = 303,155.88
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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.