Finding the Fourth Proportional to 374,181.17, 516,217.10 and 276,298.95
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Solution
The fourth proportional to 374,181.17, 516,217.10 and 276,298.95 is: 381,179.64
Step by Step Solution
- Step 1: Write the proportion equation
374,181.17 : 516,217.10 = 276,298.95 : x - Step 2: Convert to fraction form
374,181.17/516,217.10 = 276,298.95/x - Step 3: Cross multiply
374,181.17x = 516,217.10 × 276,298.95 - Step 4: Simplify right side
374,181.17x = 142,630,241,320.55 - Step 5: Solve for x
x = 142,630,241,320.55/374,181.17 - Step 6: Final answer
x = 381,179.64
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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.