Finding the Fourth Proportional to 474,713.76, 655,108.74 and 259,855.68
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Solution
The fourth proportional to 474,713.76, 655,108.74 and 259,855.68 is: 358,602.89
Step by Step Solution
- Step 1: Write the proportion equation
474,713.76 : 655,108.74 = 259,855.68 : x - Step 2: Convert to fraction form
474,713.76/655,108.74 = 259,855.68/x - Step 3: Cross multiply
474,713.76x = 655,108.74 × 259,855.68 - Step 4: Simplify right side
474,713.76x = 170,233,727,106.64 - Step 5: Solve for x
x = 170,233,727,106.64/474,713.76 - Step 6: Final answer
x = 358,602.89
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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.