Finding the Fourth Proportional to 418,263.35, 577,201.42 and 236,974.92
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Solution
The fourth proportional to 418,263.35, 577,201.42 and 236,974.92 is: 327,024.26
Step by Step Solution
- Step 1: Write the proportion equation
418,263.35 : 577,201.42 = 236,974.92 : x - Step 2: Convert to fraction form
418,263.35/577,201.42 = 236,974.92/x - Step 3: Cross multiply
418,263.35x = 577,201.42 × 236,974.92 - Step 4: Simplify right side
418,263.35x = 136,782,262,663.75 - Step 5: Solve for x
x = 136,782,262,663.75/418,263.35 - Step 6: Final answer
x = 327,024.26
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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.