Finding the Fourth Proportional to 802,206.02, 1,107,053.18 and 439,622.18
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Solution
The fourth proportional to 802,206.02, 1,107,053.18 and 439,622.18 is: 606,683.47
Step by Step Solution
- Step 1: Write the proportion equation
802,206.02 : 1,107,053.18 = 439,622.18 : x - Step 2: Convert to fraction form
802,206.02/1,107,053.18 = 439,622.18/x - Step 3: Cross multiply
802,206.02x = 1,107,053.18 × 439,622.18 - Step 4: Simplify right side
802,206.02x = 486,685,132,367.53 - Step 5: Solve for x
x = 486,685,132,367.53/802,206.02 - Step 6: Final answer
x = 606,683.47
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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.