Finding the Fourth Proportional to 675,215.68, 1,011,698.88 and 475,115.62
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Solution
The fourth proportional to 675,215.68, 1,011,698.88 and 475,115.62 is: 711,882.08
Step by Step Solution
- Step 1: Write the proportion equation
675,215.68 : 1,011,698.88 = 475,115.62 : x - Step 2: Convert to fraction form
675,215.68/1,011,698.88 = 475,115.62/x - Step 3: Cross multiply
675,215.68x = 1,011,698.88 × 475,115.62 - Step 4: Simplify right side
675,215.68x = 480,673,940,624.51 - Step 5: Solve for x
x = 480,673,940,624.51/675,215.68 - Step 6: Final answer
x = 711,882.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.