Finding the Fourth Proportional to 888,857.24, 1,226,614.12 and 480,950.15
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Solution
The fourth proportional to 888,857.24, 1,226,614.12 and 480,950.15 is: 663,706.40
Step by Step Solution
- Step 1: Write the proportion equation
888,857.24 : 1,226,614.12 = 480,950.15 : x - Step 2: Convert to fraction form
888,857.24/1,226,614.12 = 480,950.15/x - Step 3: Cross multiply
888,857.24x = 1,226,614.12 × 480,950.15 - Step 4: Simplify right side
888,857.24x = 589,940,237,670.67 - Step 5: Solve for x
x = 589,940,237,670.67/888,857.24 - Step 6: Final answer
x = 663,706.40
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1.5x scale
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.