Finding the Fourth Proportional to 859,628.02, 1,186,263.12 and 477,644.98
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Solution
The fourth proportional to 859,628.02, 1,186,263.12 and 477,644.98 is: 659,136.99
Step by Step Solution
- Step 1: Write the proportion equation
859,628.02 : 1,186,263.12 = 477,644.98 : x - Step 2: Convert to fraction form
859,628.02/1,186,263.12 = 477,644.98/x - Step 3: Cross multiply
859,628.02x = 1,186,263.12 × 477,644.98 - Step 4: Simplify right side
859,628.02x = 566,612,624,227.14 - Step 5: Solve for x
x = 566,612,624,227.14/859,628.02 - Step 6: Final answer
x = 659,136.99
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.