Finding the Fourth Proportional to 614,124.93, 921,704.99 and 259,393.53
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Solution
The fourth proportional to 614,124.93, 921,704.99 and 259,393.53 is: 389,308.91
Step by Step Solution
- Step 1: Write the proportion equation
614,124.93 : 921,704.99 = 259,393.53 : x - Step 2: Convert to fraction form
614,124.93/921,704.99 = 259,393.53/x - Step 3: Cross multiply
614,124.93x = 921,704.99 × 259,393.53 - Step 4: Simplify right side
614,124.93x = 239,084,309,677.75 - Step 5: Solve for x
x = 239,084,309,677.75/614,124.93 - Step 6: Final answer
x = 389,308.91
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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.