Finding the Fourth Proportional to 345,946.57, 477,395.44 and 202,801.95
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Solution
The fourth proportional to 345,946.57, 477,395.44 and 202,801.95 is: 279,860.34
Step by Step Solution
- Step 1: Write the proportion equation
345,946.57 : 477,395.44 = 202,801.95 : x - Step 2: Convert to fraction form
345,946.57/477,395.44 = 202,801.95/x - Step 3: Cross multiply
345,946.57x = 477,395.44 × 202,801.95 - Step 4: Simplify right side
345,946.57x = 96,816,725,646.10 - Step 5: Solve for x
x = 96,816,725,646.10/345,946.57 - Step 6: Final answer
x = 279,860.34
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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.