Finding the Fourth Proportional to 376,329.08, 519,765.15 and 247,841.92
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Solution
The fourth proportional to 376,329.08, 519,765.15 and 247,841.92 is: 342,305.70
Step by Step Solution
- Step 1: Write the proportion equation
376,329.08 : 519,765.15 = 247,841.92 : x - Step 2: Convert to fraction form
376,329.08/519,765.15 = 247,841.92/x - Step 3: Cross multiply
376,329.08x = 519,765.15 × 247,841.92 - Step 4: Simplify right side
376,329.08x = 128,819,589,506.66 - Step 5: Solve for x
x = 128,819,589,506.66/376,329.08 - Step 6: Final answer
x = 342,305.70
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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.