Finding the Fourth Proportional to 368,102.48, 507,968.42 and 206,966.75
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Solution
The fourth proportional to 368,102.48, 507,968.42 and 206,966.75 is: 285,606.80
Step by Step Solution
- Step 1: Write the proportion equation
368,102.48 : 507,968.42 = 206,966.75 : x - Step 2: Convert to fraction form
368,102.48/507,968.42 = 206,966.75/x - Step 3: Cross multiply
368,102.48x = 507,968.42 × 206,966.75 - Step 4: Simplify right side
368,102.48x = 105,132,569,415.36 - Step 5: Solve for x
x = 105,132,569,415.36/368,102.48 - Step 6: Final answer
x = 285,606.80
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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.