Finding the Fourth Proportional to 598,479.75, 825,902.06 and 330,207.75
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Solution
The fourth proportional to 598,479.75, 825,902.06 and 330,207.75 is: 455,686.70
Step by Step Solution
- Step 1: Write the proportion equation
598,479.75 : 825,902.06 = 330,207.75 : x - Step 2: Convert to fraction form
598,479.75/825,902.06 = 330,207.75/x - Step 3: Cross multiply
598,479.75x = 825,902.06 × 330,207.75 - Step 4: Simplify right side
598,479.75x = 272,719,259,301.93 - Step 5: Solve for x
x = 272,719,259,301.93/598,479.75 - Step 6: Final answer
x = 455,686.70
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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.