Finding the Fourth Proportional to 650,711.77, 976,235.93 and 381,067.63
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Solution
The fourth proportional to 650,711.77, 976,235.93 and 381,067.63 is: 571,699.99
Step by Step Solution
- Step 1: Write the proportion equation
650,711.77 : 976,235.93 = 381,067.63 : x - Step 2: Convert to fraction form
650,711.77/976,235.93 = 381,067.63/x - Step 3: Cross multiply
650,711.77x = 976,235.93 × 381,067.63 - Step 4: Simplify right side
650,711.77x = 372,011,912,165.95 - Step 5: Solve for x
x = 372,011,912,165.95/650,711.77 - Step 6: Final answer
x = 571,699.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.