Finding the Fourth Proportional to 863,679.11, 1,295,671.10 and 294,926.94
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Solution
The fourth proportional to 863,679.11, 1,295,671.10 and 294,926.94 is: 442,442.46
Step by Step Solution
- Step 1: Write the proportion equation
863,679.11 : 1,295,671.10 = 294,926.94 : x - Step 2: Convert to fraction form
863,679.11/1,295,671.10 = 294,926.94/x - Step 3: Cross multiply
863,679.11x = 1,295,671.10 × 294,926.94 - Step 4: Simplify right side
863,679.11x = 382,128,307,902.41 - Step 5: Solve for x
x = 382,128,307,902.41/863,679.11 - Step 6: Final answer
x = 442,442.46
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1.5x scale
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.