Finding the Fourth Proportional to 866,908.88, 1,196,574.68 and 504,402.76
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Solution
The fourth proportional to 866,908.88, 1,196,574.68 and 504,402.76 is: 696,215.69
Step by Step Solution
- Step 1: Write the proportion equation
866,908.88 : 1,196,574.68 = 504,402.76 : x - Step 2: Convert to fraction form
866,908.88/1,196,574.68 = 504,402.76/x - Step 3: Cross multiply
866,908.88x = 1,196,574.68 × 504,402.76 - Step 4: Simplify right side
866,908.88x = 603,555,562,633.23 - Step 5: Solve for x
x = 603,555,562,633.23/866,908.88 - Step 6: Final answer
x = 696,215.69
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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.