Finding the Fourth Proportional to 533,859.19, 736,725.76 and 292,141.82
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Solution
The fourth proportional to 533,859.19, 736,725.76 and 292,141.82 is: 403,155.75
Step by Step Solution
- Step 1: Write the proportion equation
533,859.19 : 736,725.76 = 292,141.82 : x - Step 2: Convert to fraction form
533,859.19/736,725.76 = 292,141.82/x - Step 3: Cross multiply
533,859.19x = 736,725.76 × 292,141.82 - Step 4: Simplify right side
533,859.19x = 215,228,404,367.28 - Step 5: Solve for x
x = 215,228,404,367.28/533,859.19 - Step 6: Final answer
x = 403,155.75
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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.