Finding the Fourth Proportional to 538,557.02, 743,204.58 and 296,840.06
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Solution
The fourth proportional to 538,557.02, 743,204.58 and 296,840.06 is: 409,637.02
Step by Step Solution
- Step 1: Write the proportion equation
538,557.02 : 743,204.58 = 296,840.06 : x - Step 2: Convert to fraction form
538,557.02/743,204.58 = 296,840.06/x - Step 3: Cross multiply
538,557.02x = 743,204.58 × 296,840.06 - Step 4: Simplify right side
538,557.02x = 220,612,892,119.48 - Step 5: Solve for x
x = 220,612,892,119.48/538,557.02 - Step 6: Final answer
x = 409,637.02
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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.