Finding the Fourth Proportional to 633,857.58, 948,643.11 and 616,798.98
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Solution
The fourth proportional to 633,857.58, 948,643.11 and 616,798.98 is: 923,112.89
Step by Step Solution
- Step 1: Write the proportion equation
633,857.58 : 948,643.11 = 616,798.98 : x - Step 2: Convert to fraction form
633,857.58/948,643.11 = 616,798.98/x - Step 3: Cross multiply
633,857.58x = 948,643.11 × 616,798.98 - Step 4: Simplify right side
633,857.58x = 585,122,102,632.03 - Step 5: Solve for x
x = 585,122,102,632.03/633,857.58 - Step 6: Final answer
x = 923,112.89
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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.