Finding the Fourth Proportional to 383,281.71, 574,509.78 and 183,176.70
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Solution
The fourth proportional to 383,281.71, 574,509.78 and 183,176.70 is: 274,567.77
Step by Step Solution
- Step 1: Write the proportion equation
383,281.71 : 574,509.78 = 183,176.70 : x - Step 2: Convert to fraction form
383,281.71/574,509.78 = 183,176.70/x - Step 3: Cross multiply
383,281.71x = 574,509.78 × 183,176.70 - Step 4: Simplify right side
383,281.71x = 105,236,805,618.13 - Step 5: Solve for x
x = 105,236,805,618.13/383,281.71 - Step 6: Final answer
x = 274,567.77
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.