Finding the Fourth Proportional to 477,079.65, 658,370.87 and 259,289.53
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Solution
The fourth proportional to 477,079.65, 658,370.87 and 259,289.53 is: 357,820.07
Step by Step Solution
- Step 1: Write the proportion equation
477,079.65 : 658,370.87 = 259,289.53 : x - Step 2: Convert to fraction form
477,079.65/658,370.87 = 259,289.53/x - Step 3: Cross multiply
477,079.65x = 658,370.87 × 259,289.53 - Step 4: Simplify right side
477,079.65x = 170,708,673,447.99 - Step 5: Solve for x
x = 170,708,673,447.99/477,079.65 - Step 6: Final answer
x = 357,820.07
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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.