Finding the Fourth Proportional to 292,710.92, 436,593.14 and 283,851.14
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Solution
The fourth proportional to 292,710.92, 436,593.14 and 283,851.14 is: 423,378.33
Step by Step Solution
- Step 1: Write the proportion equation
292,710.92 : 436,593.14 = 283,851.14 : x - Step 2: Convert to fraction form
292,710.92/436,593.14 = 283,851.14/x - Step 3: Cross multiply
292,710.92x = 436,593.14 × 283,851.14 - Step 4: Simplify right side
292,710.92x = 123,927,457,967.40 - Step 5: Solve for x
x = 123,927,457,967.40/292,710.92 - Step 6: Final answer
x = 423,378.33
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.