Finding the Fourth Proportional to 418,713.42, 577,577.97 and 263,417.29
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Solution
The fourth proportional to 418,713.42, 577,577.97 and 263,417.29 is: 363,360.75
Step by Step Solution
- Step 1: Write the proportion equation
418,713.42 : 577,577.97 = 263,417.29 : x - Step 2: Convert to fraction form
418,713.42/577,577.97 = 263,417.29/x - Step 3: Cross multiply
418,713.42x = 577,577.97 × 263,417.29 - Step 4: Simplify right side
418,713.42x = 152,144,023,621.10 - Step 5: Solve for x
x = 152,144,023,621.10/418,713.42 - Step 6: Final answer
x = 363,360.75
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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.