Finding the Fourth Proportional to 533,856.08, 736,721.45 and 292,138.70
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Solution
The fourth proportional to 533,856.08, 736,721.45 and 292,138.70 is: 403,151.44
Step by Step Solution
- Step 1: Write the proportion equation
533,856.08 : 736,721.45 = 292,138.70 : x - Step 2: Convert to fraction form
533,856.08/736,721.45 = 292,138.70/x - Step 3: Cross multiply
533,856.08x = 736,721.45 × 292,138.70 - Step 4: Simplify right side
533,856.08x = 215,224,846,665.12 - Step 5: Solve for x
x = 215,224,846,665.12/533,856.08 - Step 6: Final answer
x = 403,151.44
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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.