Finding the Fourth Proportional to 507,252.08, 699,982.56 and 292,379.12
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Solution
The fourth proportional to 507,252.08, 699,982.56 and 292,379.12 is: 403,468.60
Step by Step Solution
- Step 1: Write the proportion equation
507,252.08 : 699,982.56 = 292,379.12 : x - Step 2: Convert to fraction form
507,252.08/699,982.56 = 292,379.12/x - Step 3: Cross multiply
507,252.08x = 699,982.56 × 292,379.12 - Step 4: Simplify right side
507,252.08x = 204,660,284,908.15 - Step 5: Solve for x
x = 204,660,284,908.15/507,252.08 - Step 6: Final answer
x = 403,468.60
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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.