Finding the Fourth Proportional to 677,193.60, 1,018,132.80 and 633,340.80
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Solution
The fourth proportional to 677,193.60, 1,018,132.80 and 633,340.80 is: 952,201.91
Step by Step Solution
- Step 1: Write the proportion equation
677,193.60 : 1,018,132.80 = 633,340.80 : x - Step 2: Convert to fraction form
677,193.60/1,018,132.80 = 633,340.80/x - Step 3: Cross multiply
677,193.60x = 1,018,132.80 × 633,340.80 - Step 4: Simplify right side
677,193.60x = 644,825,042,058.24 - Step 5: Solve for x
x = 644,825,042,058.24/677,193.60 - Step 6: Final answer
x = 952,201.91
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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.