Finding the Fourth Proportional to 963,618.21, 1,329,737.58 and 533,872.71
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Solution
The fourth proportional to 963,618.21, 1,329,737.58 and 533,872.71 is: 736,713.56
Step by Step Solution
- Step 1: Write the proportion equation
963,618.21 : 1,329,737.58 = 533,872.71 : x - Step 2: Convert to fraction form
963,618.21/1,329,737.58 = 533,872.71/x - Step 3: Cross multiply
963,618.21x = 1,329,737.58 × 533,872.71 - Step 4: Simplify right side
963,618.21x = 709,910,605,423.44 - Step 5: Solve for x
x = 709,910,605,423.44/963,618.21 - Step 6: Final answer
x = 736,713.56
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.