Finding the Fourth Proportional to 702,170.52, 968,992.80 and 379,880.70
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Solution
The fourth proportional to 702,170.52, 968,992.80 and 379,880.70 is: 524,234.00
Step by Step Solution
- Step 1: Write the proportion equation
702,170.52 : 968,992.80 = 379,880.70 : x - Step 2: Convert to fraction form
702,170.52/968,992.80 = 379,880.70/x - Step 3: Cross multiply
702,170.52x = 968,992.80 × 379,880.70 - Step 4: Simplify right side
702,170.52x = 368,101,663,158.96 - Step 5: Solve for x
x = 368,101,663,158.96/702,170.52 - Step 6: Final answer
x = 524,234.00
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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.