Finding the Fourth Proportional to 531,182.75, 733,032.21 and 292,718.75
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Solution
The fourth proportional to 531,182.75, 733,032.21 and 292,718.75 is: 403,951.88
Step by Step Solution
- Step 1: Write the proportion equation
531,182.75 : 733,032.21 = 292,718.75 : x - Step 2: Convert to fraction form
531,182.75/733,032.21 = 292,718.75/x - Step 3: Cross multiply
531,182.75x = 733,032.21 × 292,718.75 - Step 4: Simplify right side
531,182.75x = 214,572,272,220.94 - Step 5: Solve for x
x = 214,572,272,220.94/531,182.75 - Step 6: Final answer
x = 403,951.88
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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.