Finding the Fourth Proportional to 773,969.99, 1,067,962.93 and 434,372.63
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Solution
The fourth proportional to 773,969.99, 1,067,962.93 and 434,372.63 is: 599,369.32
Step by Step Solution
- Step 1: Write the proportion equation
773,969.99 : 1,067,962.93 = 434,372.63 : x - Step 2: Convert to fraction form
773,969.99/1,067,962.93 = 434,372.63/x - Step 3: Cross multiply
773,969.99x = 1,067,962.93 × 434,372.63 - Step 4: Simplify right side
773,969.99x = 463,893,860,220.86 - Step 5: Solve for x
x = 463,893,860,220.86/773,969.99 - Step 6: Final answer
x = 599,369.32
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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.