Finding the Fourth Proportional to 670,425.24, 1,005,637.95 and 197,114.70
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Solution
The fourth proportional to 670,425.24, 1,005,637.95 and 197,114.70 is: 295,672.08
Step by Step Solution
- Step 1: Write the proportion equation
670,425.24 : 1,005,637.95 = 197,114.70 : x - Step 2: Convert to fraction form
670,425.24/1,005,637.95 = 197,114.70/x - Step 3: Cross multiply
670,425.24x = 1,005,637.95 × 197,114.70 - Step 4: Simplify right side
670,425.24x = 198,226,022,822.87 - Step 5: Solve for x
x = 198,226,022,822.87/670,425.24 - Step 6: Final answer
x = 295,672.08
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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.