Finding the Fourth Proportional to 629,069.13, 863,232.68 and 572,045.13
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Solution
The fourth proportional to 629,069.13, 863,232.68 and 572,045.13 is: 784,982.17
Step by Step Solution
- Step 1: Write the proportion equation
629,069.13 : 863,232.68 = 572,045.13 : x - Step 2: Convert to fraction form
629,069.13/863,232.68 = 572,045.13/x - Step 3: Cross multiply
629,069.13x = 863,232.68 × 572,045.13 - Step 4: Simplify right side
629,069.13x = 493,808,052,080.96 - Step 5: Solve for x
x = 493,808,052,080.96/629,069.13 - Step 6: Final answer
x = 784,982.17
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Why These Related Problems?
These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.