Finding the Fourth Proportional to 294,281.12, 441,425.70 and 83,919.02
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Solution
The fourth proportional to 294,281.12, 441,425.70 and 83,919.02 is: 125,879.68
Step by Step Solution
- Step 1: Write the proportion equation
294,281.12 : 441,425.70 = 83,919.02 : x - Step 2: Convert to fraction form
294,281.12/441,425.70 = 83,919.02/x - Step 3: Cross multiply
294,281.12x = 441,425.70 × 83,919.02 - Step 4: Simplify right side
294,281.12x = 37,044,012,146.81 - Step 5: Solve for x
x = 37,044,012,146.81/294,281.12 - Step 6: Final answer
x = 125,879.68
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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.