Finding the Fourth Proportional to 748,327.88, 1,122,501.53 and 249,691.88
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Solution
The fourth proportional to 748,327.88, 1,122,501.53 and 249,691.88 is: 374,541.06
Step by Step Solution
- Step 1: Write the proportion equation
748,327.88 : 1,122,501.53 = 249,691.88 : x - Step 2: Convert to fraction form
748,327.88/1,122,501.53 = 249,691.88/x - Step 3: Cross multiply
748,327.88x = 1,122,501.53 × 249,691.88 - Step 4: Simplify right side
748,327.88x = 280,279,512,340.30 - Step 5: Solve for x
x = 280,279,512,340.30/748,327.88 - Step 6: Final answer
x = 374,541.06
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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.