Finding the Fourth Proportional to 905,153.84, 1,357,581.51 and 297,949.99
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Solution
The fourth proportional to 905,153.84, 1,357,581.51 and 297,949.99 is: 446,875.86
Step by Step Solution
- Step 1: Write the proportion equation
905,153.84 : 1,357,581.51 = 297,949.99 : x - Step 2: Convert to fraction form
905,153.84/1,357,581.51 = 297,949.99/x - Step 3: Cross multiply
905,153.84x = 1,357,581.51 × 297,949.99 - Step 4: Simplify right side
905,153.84x = 404,491,395,838.94 - Step 5: Solve for x
x = 404,491,395,838.94/905,153.84 - Step 6: Final answer
x = 446,875.86
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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.