Finding the Fourth Proportional to 616,614.21, 850,909.73 and 344,682.63
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Solution
The fourth proportional to 616,614.21, 850,909.73 and 344,682.63 is: 475,652.03
Step by Step Solution
- Step 1: Write the proportion equation
616,614.21 : 850,909.73 = 344,682.63 : x - Step 2: Convert to fraction form
616,614.21/850,909.73 = 344,682.63/x - Step 3: Cross multiply
616,614.21x = 850,909.73 × 344,682.63 - Step 4: Simplify right side
616,614.21x = 293,293,801,905.58 - Step 5: Solve for x
x = 293,293,801,905.58/616,614.21 - Step 6: Final answer
x = 475,652.03
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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.