Finding the Fourth Proportional to 575,428.75, 863,106.97 and 176,037.79
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Solution
The fourth proportional to 575,428.75, 863,106.97 and 176,037.79 is: 264,045.62
Step by Step Solution
- Step 1: Write the proportion equation
575,428.75 : 863,106.97 = 176,037.79 : x - Step 2: Convert to fraction form
575,428.75/863,106.97 = 176,037.79/x - Step 3: Cross multiply
575,428.75x = 863,106.97 × 176,037.79 - Step 4: Simplify right side
575,428.75x = 151,939,443,532.40 - Step 5: Solve for x
x = 151,939,443,532.40/575,428.75 - Step 6: Final answer
x = 264,045.62
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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.