Finding the Fourth Proportional to 773,859.74, 1,067,926.41 and 434,327.99
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Solution
The fourth proportional to 773,859.74, 1,067,926.41 and 434,327.99 is: 599,372.61
Step by Step Solution
- Step 1: Write the proportion equation
773,859.74 : 1,067,926.41 = 434,327.99 : x - Step 2: Convert to fraction form
773,859.74/1,067,926.41 = 434,327.99/x - Step 3: Cross multiply
773,859.74x = 1,067,926.41 × 434,327.99 - Step 4: Simplify right side
773,859.74x = 463,830,325,783.58 - Step 5: Solve for x
x = 463,830,325,783.58/773,859.74 - Step 6: Final answer
x = 599,372.61
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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.