Finding the Fourth Proportional to 577,352.49, 796,714.29 and 319,214.54
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Solution
The fourth proportional to 577,352.49, 796,714.29 and 319,214.54 is: 440,498.28
Step by Step Solution
- Step 1: Write the proportion equation
577,352.49 : 796,714.29 = 319,214.54 : x - Step 2: Convert to fraction form
577,352.49/796,714.29 = 319,214.54/x - Step 3: Cross multiply
577,352.49x = 796,714.29 × 319,214.54 - Step 4: Simplify right side
577,352.49x = 254,322,781,610.21 - Step 5: Solve for x
x = 254,322,781,610.21/577,352.49 - Step 6: Final answer
x = 440,498.28
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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.