Finding the Fourth Proportional to 577,940.49, 797,588.87 and 323,276.49
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Solution
The fourth proportional to 577,940.49, 797,588.87 and 323,276.49 is: 446,138.89
Step by Step Solution
- Step 1: Write the proportion equation
577,940.49 : 797,588.87 = 323,276.49 : x - Step 2: Convert to fraction form
577,940.49/797,588.87 = 323,276.49/x - Step 3: Cross multiply
577,940.49x = 797,588.87 × 323,276.49 - Step 4: Simplify right side
577,940.49x = 257,841,728,740.28 - Step 5: Solve for x
x = 257,841,728,740.28/577,940.49 - Step 6: Final answer
x = 446,138.89
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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.