Finding the Fourth Proportional to 671,625.60, 941,520 and 671,625.60
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Solution
The fourth proportional to 671,625.60, 941,520 and 671,625.60 is: 941,520
Step by Step Solution
- Step 1: Write the proportion equation
671,625.60 : 941,520 = 671,625.60 : x - Step 2: Convert to fraction form
671,625.60/941,520 = 671,625.60/x - Step 3: Cross multiply
671,625.60x = 941,520 × 671,625.60 - Step 4: Simplify right side
671,625.60x = 632,348,934,912 - Step 5: Solve for x
x = 632,348,934,912/671,625.60 - Step 6: Final answer
x = 941,520
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.