Finding the Fourth Proportional to 959,836.63, 1,439,929.91 and 480,315.19
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Solution
The fourth proportional to 959,836.63, 1,439,929.91 and 480,315.19 is: 720,560.34
Step by Step Solution
- Step 1: Write the proportion equation
959,836.63 : 1,439,929.91 = 480,315.19 : x - Step 2: Convert to fraction form
959,836.63/1,439,929.91 = 480,315.19/x - Step 3: Cross multiply
959,836.63x = 1,439,929.91 × 480,315.19 - Step 4: Simplify right side
959,836.63x = 691,620,208,308.33 - Step 5: Solve for x
x = 691,620,208,308.33/959,836.63 - Step 6: Final answer
x = 720,560.34
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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.