Finding the Fourth Proportional to 460,293.21, 635,191.76 and 256,344.08
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Solution
The fourth proportional to 460,293.21, 635,191.76 and 256,344.08 is: 353,747.65
Step by Step Solution
- Step 1: Write the proportion equation
460,293.21 : 635,191.76 = 256,344.08 : x - Step 2: Convert to fraction form
460,293.21/635,191.76 = 256,344.08/x - Step 3: Cross multiply
460,293.21x = 635,191.76 × 256,344.08 - Step 4: Simplify right side
460,293.21x = 162,827,642,883.10 - Step 5: Solve for x
x = 162,827,642,883.10/460,293.21 - Step 6: Final answer
x = 353,747.65
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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.