Finding the Fourth Proportional to 375,197.84, 517,772.42 and 203,115.75
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Solution
The fourth proportional to 375,197.84, 517,772.42 and 203,115.75 is: 280,299.41
Step by Step Solution
- Step 1: Write the proportion equation
375,197.84 : 517,772.42 = 203,115.75 : x - Step 2: Convert to fraction form
375,197.84/517,772.42 = 203,115.75/x - Step 3: Cross multiply
375,197.84x = 517,772.42 × 203,115.75 - Step 4: Simplify right side
375,197.84x = 105,167,732,402.04 - Step 5: Solve for x
x = 105,167,732,402.04/375,197.84 - Step 6: Final answer
x = 280,299.41
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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.