Finding the Fourth Proportional to 752,341.58, 1,128,597.96 and 272,795.24
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Solution
The fourth proportional to 752,341.58, 1,128,597.96 and 272,795.24 is: 409,223.89
Step by Step Solution
- Step 1: Write the proportion equation
752,341.58 : 1,128,597.96 = 272,795.24 : x - Step 2: Convert to fraction form
752,341.58/1,128,597.96 = 272,795.24/x - Step 3: Cross multiply
752,341.58x = 1,128,597.96 × 272,795.24 - Step 4: Simplify right side
752,341.58x = 307,876,149,222.20 - Step 5: Solve for x
x = 307,876,149,222.20/752,341.58 - Step 6: Final answer
x = 409,223.89
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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.