Finding the Fourth Proportional to 533,864.49, 736,733.04 and 292,147.05
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Solution
The fourth proportional to 533,864.49, 736,733.04 and 292,147.05 is: 403,162.95
Step by Step Solution
- Step 1: Write the proportion equation
533,864.49 : 736,733.04 = 292,147.05 : x - Step 2: Convert to fraction form
533,864.49/736,733.04 = 292,147.05/x - Step 3: Cross multiply
533,864.49x = 736,733.04 × 292,147.05 - Step 4: Simplify right side
533,864.49x = 215,234,384,273.53 - Step 5: Solve for x
x = 215,234,384,273.53/533,864.49 - Step 6: Final answer
x = 403,162.95
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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.