Finding the Fourth Proportional to 495,114.24, 742,551.84 and 228,618.54
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Solution
The fourth proportional to 495,114.24, 742,551.84 and 228,618.54 is: 342,872.62
Step by Step Solution
- Step 1: Write the proportion equation
495,114.24 : 742,551.84 = 228,618.54 : x - Step 2: Convert to fraction form
495,114.24/742,551.84 = 228,618.54/x - Step 3: Cross multiply
495,114.24x = 742,551.84 × 228,618.54 - Step 4: Simplify right side
495,114.24x = 169,761,117,535.11 - Step 5: Solve for x
x = 169,761,117,535.11/495,114.24 - Step 6: Final answer
x = 342,872.62
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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.