Finding the Fourth Proportional to 377,066.46, 520,372.74 and 207,335.82
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Solution
The fourth proportional to 377,066.46, 520,372.74 and 207,335.82 is: 286,134.99
Step by Step Solution
- Step 1: Write the proportion equation
377,066.46 : 520,372.74 = 207,335.82 : x - Step 2: Convert to fraction form
377,066.46/520,372.74 = 207,335.82/x - Step 3: Cross multiply
377,066.46x = 520,372.74 × 207,335.82 - Step 4: Simplify right side
377,066.46x = 107,891,908,753.55 - Step 5: Solve for x
x = 107,891,908,753.55/377,066.46 - Step 6: Final answer
x = 286,134.99
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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.