Finding the Fourth Proportional to 871,139.08, 1,306,475.34 and 239,902.84
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Solution
The fourth proportional to 871,139.08, 1,306,475.34 and 239,902.84 is: 359,790.02
Step by Step Solution
- Step 1: Write the proportion equation
871,139.08 : 1,306,475.34 = 239,902.84 : x - Step 2: Convert to fraction form
871,139.08/1,306,475.34 = 239,902.84/x - Step 3: Cross multiply
871,139.08x = 1,306,475.34 × 239,902.84 - Step 4: Simplify right side
871,139.08x = 313,427,144,455.97 - Step 5: Solve for x
x = 313,427,144,455.97/871,139.08 - Step 6: Final answer
x = 359,790.02
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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.