Finding the Fourth Proportional to 626,351.68, 939,494.04 and 221,515.84
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Solution
The fourth proportional to 626,351.68, 939,494.04 and 221,515.84 is: 332,261.92
Step by Step Solution
- Step 1: Write the proportion equation
626,351.68 : 939,494.04 = 221,515.84 : x - Step 2: Convert to fraction form
626,351.68/939,494.04 = 221,515.84/x - Step 3: Cross multiply
626,351.68x = 939,494.04 × 221,515.84 - Step 4: Simplify right side
626,351.68x = 208,112,811,445.59 - Step 5: Solve for x
x = 208,112,811,445.59/626,351.68 - Step 6: Final answer
x = 332,261.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.