Finding the Fourth Proportional to 753,829.97, 1,130,883.48 and 248,420.75
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Solution
The fourth proportional to 753,829.97, 1,130,883.48 and 248,420.75 is: 372,676.77
Step by Step Solution
- Step 1: Write the proportion equation
753,829.97 : 1,130,883.48 = 248,420.75 : x - Step 2: Convert to fraction form
753,829.97/1,130,883.48 = 248,420.75/x - Step 3: Cross multiply
753,829.97x = 1,130,883.48 × 248,420.75 - Step 4: Simplify right side
753,829.97x = 280,934,916,609.79 - Step 5: Solve for x
x = 280,934,916,609.79/753,829.97 - Step 6: Final answer
x = 372,676.77
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.