Finding the Fourth Proportional to 717,469.97, 1,076,337.38 and 296,778.65
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Solution
The fourth proportional to 717,469.97, 1,076,337.38 and 296,778.65 is: 445,222.75
Step by Step Solution
- Step 1: Write the proportion equation
717,469.97 : 1,076,337.38 = 296,778.65 : x - Step 2: Convert to fraction form
717,469.97/1,076,337.38 = 296,778.65/x - Step 3: Cross multiply
717,469.97x = 1,076,337.38 × 296,778.65 - Step 4: Simplify right side
717,469.97x = 319,433,947,715.36 - Step 5: Solve for x
x = 319,433,947,715.36/717,469.97 - Step 6: Final answer
x = 445,222.75
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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.