Finding the Fourth Proportional to 314,352.24, 433,805.64 and 171,111.84
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Solution
The fourth proportional to 314,352.24, 433,805.64 and 171,111.84 is: 236,134.09
Step by Step Solution
- Step 1: Write the proportion equation
314,352.24 : 433,805.64 = 171,111.84 : x - Step 2: Convert to fraction form
314,352.24/433,805.64 = 171,111.84/x - Step 3: Cross multiply
314,352.24x = 433,805.64 × 171,111.84 - Step 4: Simplify right side
314,352.24x = 74,229,281,262.78 - Step 5: Solve for x
x = 74,229,281,262.78/314,352.24 - Step 6: Final answer
x = 236,134.09
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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.