Finding the Fourth Proportional to 468,622.92, 646,702.70 and 253,762.99
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Solution
The fourth proportional to 468,622.92, 646,702.70 and 253,762.99 is: 350,194.59
Step by Step Solution
- Step 1: Write the proportion equation
468,622.92 : 646,702.70 = 253,762.99 : x - Step 2: Convert to fraction form
468,622.92/646,702.70 = 253,762.99/x - Step 3: Cross multiply
468,622.92x = 646,702.70 × 253,762.99 - Step 4: Simplify right side
468,622.92x = 164,109,212,409.83 - Step 5: Solve for x
x = 164,109,212,409.83/468,622.92 - Step 6: Final answer
x = 350,194.59
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.