Finding the Fourth Proportional to 871,858.17, 1,307,811.80 and 240,771.98
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Solution
The fourth proportional to 871,858.17, 1,307,811.80 and 240,771.98 is: 361,164.75
Step by Step Solution
- Step 1: Write the proportion equation
871,858.17 : 1,307,811.80 = 240,771.98 : x - Step 2: Convert to fraction form
871,858.17/1,307,811.80 = 240,771.98/x - Step 3: Cross multiply
871,858.17x = 1,307,811.80 × 240,771.98 - Step 4: Simplify right side
871,858.17x = 314,884,436,553.36 - Step 5: Solve for x
x = 314,884,436,553.36/871,858.17 - Step 6: Final answer
x = 361,164.75
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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.