Finding the Fourth Proportional to 504,600.84, 696,334.26 and 278,246.28
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Solution
The fourth proportional to 504,600.84, 696,334.26 and 278,246.28 is: 383,971.65
Step by Step Solution
- Step 1: Write the proportion equation
504,600.84 : 696,334.26 = 278,246.28 : x - Step 2: Convert to fraction form
504,600.84/696,334.26 = 278,246.28/x - Step 3: Cross multiply
504,600.84x = 696,334.26 × 278,246.28 - Step 4: Simplify right side
504,600.84x = 193,752,417,481.55 - Step 5: Solve for x
x = 193,752,417,481.55/504,600.84 - Step 6: Final answer
x = 383,971.65
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1.5x scale
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.