Finding the Fourth Proportional to 632,308.76, 872,187.12 and 441,252.44
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Solution
The fourth proportional to 632,308.76, 872,187.12 and 441,252.44 is: 608,649.95
Step by Step Solution
- Step 1: Write the proportion equation
632,308.76 : 872,187.12 = 441,252.44 : x - Step 2: Convert to fraction form
632,308.76/872,187.12 = 441,252.44/x - Step 3: Cross multiply
632,308.76x = 872,187.12 × 441,252.44 - Step 4: Simplify right side
632,308.76x = 384,854,694,836.57 - Step 5: Solve for x
x = 384,854,694,836.57/632,308.76 - Step 6: Final answer
x = 608,649.95
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1.5x scale
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.