Finding the Fourth Proportional to 744,883.46, 1,117,430.26 and 239,274.95
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Solution
The fourth proportional to 744,883.46, 1,117,430.26 and 239,274.95 is: 358,946.17
Step by Step Solution
- Step 1: Write the proportion equation
744,883.46 : 1,117,430.26 = 239,274.95 : x - Step 2: Convert to fraction form
744,883.46/1,117,430.26 = 239,274.95/x - Step 3: Cross multiply
744,883.46x = 1,117,430.26 × 239,274.95 - Step 4: Simplify right side
744,883.46x = 267,373,063,404.65 - Step 5: Solve for x
x = 267,373,063,404.65/744,883.46 - Step 6: Final answer
x = 358,946.17
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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.