Finding the Fourth Proportional to 375,120.84, 517,666.78 and 205,354.96
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Solution
The fourth proportional to 375,120.84, 517,666.78 and 205,354.96 is: 283,389.86
Step by Step Solution
- Step 1: Write the proportion equation
375,120.84 : 517,666.78 = 205,354.96 : x - Step 2: Convert to fraction form
375,120.84/517,666.78 = 205,354.96/x - Step 3: Cross multiply
375,120.84x = 517,666.78 × 205,354.96 - Step 4: Simplify right side
375,120.84x = 106,305,440,900.23 - Step 5: Solve for x
x = 106,305,440,900.23/375,120.84 - Step 6: Final answer
x = 283,389.86
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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.