Finding the Fourth Proportional to 1,039,775.09, 1,559,650.28 and 329,809.28
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Solution
The fourth proportional to 1,039,775.09, 1,559,650.28 and 329,809.28 is: 494,709.99
Step by Step Solution
- Step 1: Write the proportion equation
1,039,775.09 : 1,559,650.28 = 329,809.28 : x - Step 2: Convert to fraction form
1,039,775.09/1,559,650.28 = 329,809.28/x - Step 3: Cross multiply
1,039,775.09x = 1,559,650.28 × 329,809.28 - Step 4: Simplify right side
1,039,775.09x = 514,387,126,451.30 - Step 5: Solve for x
x = 514,387,126,451.30/1,039,775.09 - Step 6: Final answer
x = 494,709.99
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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.