Finding the Fourth Proportional to 626,325.35, 939,027.94 and 199,615.62
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Solution
The fourth proportional to 626,325.35, 939,027.94 and 199,615.62 is: 299,276.80
Step by Step Solution
- Step 1: Write the proportion equation
626,325.35 : 939,027.94 = 199,615.62 : x - Step 2: Convert to fraction form
626,325.35/939,027.94 = 199,615.62/x - Step 3: Cross multiply
626,325.35x = 939,027.94 × 199,615.62 - Step 4: Simplify right side
626,325.35x = 187,444,647,462.74 - Step 5: Solve for x
x = 187,444,647,462.74/626,325.35 - Step 6: Final answer
x = 299,276.80
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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.