Finding the Fourth Proportional to 682,713.36, 1,024,070.56 and 233,437.62
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Solution
The fourth proportional to 682,713.36, 1,024,070.56 and 233,437.62 is: 350,156.61
Step by Step Solution
- Step 1: Write the proportion equation
682,713.36 : 1,024,070.56 = 233,437.62 : x - Step 2: Convert to fraction form
682,713.36/1,024,070.56 = 233,437.62/x - Step 3: Cross multiply
682,713.36x = 1,024,070.56 × 233,437.62 - Step 4: Simplify right side
682,713.36x = 239,056,594,238.47 - Step 5: Solve for x
x = 239,056,594,238.47/682,713.36 - Step 6: Final answer
x = 350,156.61
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1.5x scale
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.