Finding the Fourth Proportional to 644,464.02, 966,701.49 and 195,220.20
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Solution
The fourth proportional to 644,464.02, 966,701.49 and 195,220.20 is: 292,831.95
Step by Step Solution
- Step 1: Write the proportion equation
644,464.02 : 966,701.49 = 195,220.20 : x - Step 2: Convert to fraction form
644,464.02/966,701.49 = 195,220.20/x - Step 3: Cross multiply
644,464.02x = 966,701.49 × 195,220.20 - Step 4: Simplify right side
644,464.02x = 188,719,658,218.10 - Step 5: Solve for x
x = 188,719,658,218.10/644,464.02 - Step 6: Final answer
x = 292,831.95
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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.