Finding the Fourth Proportional to 671,131.12, 1,006,395.36 and 197,650.48
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Solution
The fourth proportional to 671,131.12, 1,006,395.36 and 197,650.48 is: 296,386.98
Step by Step Solution
- Step 1: Write the proportion equation
671,131.12 : 1,006,395.36 = 197,650.48 : x - Step 2: Convert to fraction form
671,131.12/1,006,395.36 = 197,650.48/x - Step 3: Cross multiply
671,131.12x = 1,006,395.36 × 197,650.48 - Step 4: Simplify right side
671,131.12x = 198,914,525,973.77 - Step 5: Solve for x
x = 198,914,525,973.77/671,131.12 - Step 6: Final answer
x = 296,386.98
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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.