Finding the Fourth Proportional to 507,370.26, 760,394.40 and 282,721.62
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Solution
The fourth proportional to 507,370.26, 760,394.40 and 282,721.62 is: 423,714.11
Step by Step Solution
- Step 1: Write the proportion equation
507,370.26 : 760,394.40 = 282,721.62 : x - Step 2: Convert to fraction form
507,370.26/760,394.40 = 282,721.62/x - Step 3: Cross multiply
507,370.26x = 760,394.40 × 282,721.62 - Step 4: Simplify right side
507,370.26x = 214,979,936,606.93 - Step 5: Solve for x
x = 214,979,936,606.93/507,370.26 - Step 6: Final answer
x = 423,714.11
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.