Finding the Fourth Proportional to 700,882.58, 967,217.81 and 378,592.68
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Solution
The fourth proportional to 700,882.58, 967,217.81 and 378,592.68 is: 522,457.82
Step by Step Solution
- Step 1: Write the proportion equation
700,882.58 : 967,217.81 = 378,592.68 : x - Step 2: Convert to fraction form
700,882.58/967,217.81 = 378,592.68/x - Step 3: Cross multiply
700,882.58x = 967,217.81 × 378,592.68 - Step 4: Simplify right side
700,882.58x = 366,181,580,938.67 - Step 5: Solve for x
x = 366,181,580,938.67/700,882.58 - Step 6: Final answer
x = 522,457.82
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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.