Finding the Fourth Proportional to 376,323.10, 519,329.76 and 204,242.55
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Solution
The fourth proportional to 376,323.10, 519,329.76 and 204,242.55 is: 281,856.83
Step by Step Solution
- Step 1: Write the proportion equation
376,323.10 : 519,329.76 = 204,242.55 : x - Step 2: Convert to fraction form
376,323.10/519,329.76 = 204,242.55/x - Step 3: Cross multiply
376,323.10x = 519,329.76 × 204,242.55 - Step 4: Simplify right side
376,323.10x = 106,069,234,473.29 - Step 5: Solve for x
x = 106,069,234,473.29/376,323.10 - Step 6: Final answer
x = 281,856.83
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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.