Finding the Fourth Proportional to 700,956.84, 967,319.17 and 378,665.94
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Solution
The fourth proportional to 700,956.84, 967,319.17 and 378,665.94 is: 522,558.31
Step by Step Solution
- Step 1: Write the proportion equation
700,956.84 : 967,319.17 = 378,665.94 : x - Step 2: Convert to fraction form
700,956.84/967,319.17 = 378,665.94/x - Step 3: Cross multiply
700,956.84x = 967,319.17 × 378,665.94 - Step 4: Simplify right side
700,956.84x = 366,290,822,788.07 - Step 5: Solve for x
x = 366,290,822,788.07/700,956.84 - Step 6: Final answer
x = 522,558.31
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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.