Finding the Fourth Proportional to 750,538.10, 1,125,876.35 and 245,101.72
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Solution
The fourth proportional to 750,538.10, 1,125,876.35 and 245,101.72 is: 367,675.18
Step by Step Solution
- Step 1: Write the proportion equation
750,538.10 : 1,125,876.35 = 245,101.72 : x - Step 2: Convert to fraction form
750,538.10/1,125,876.35 = 245,101.72/x - Step 3: Cross multiply
750,538.10x = 1,125,876.35 × 245,101.72 - Step 4: Simplify right side
750,538.10x = 275,954,229,892.32 - Step 5: Solve for x
x = 275,954,229,892.32/750,538.10 - Step 6: Final answer
x = 367,675.18
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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.