Finding the Fourth Proportional to 425,844.27, 587,516.69 and 272,966.75
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Solution
The fourth proportional to 425,844.27, 587,516.69 and 272,966.75 is: 376,598.99
Step by Step Solution
- Step 1: Write the proportion equation
425,844.27 : 587,516.69 = 272,966.75 : x - Step 2: Convert to fraction form
425,844.27/587,516.69 = 272,966.75/x - Step 3: Cross multiply
425,844.27x = 587,516.69 × 272,966.75 - Step 4: Simplify right side
425,844.27x = 160,372,521,440.06 - Step 5: Solve for x
x = 160,372,521,440.06/425,844.27 - Step 6: Final answer
x = 376,598.99
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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.