Finding the Fourth Proportional to 413,715.68, 570,973.98 and 250,462.17
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Solution
The fourth proportional to 413,715.68, 570,973.98 and 250,462.17 is: 345,665.85
Step by Step Solution
- Step 1: Write the proportion equation
413,715.68 : 570,973.98 = 250,462.17 : x - Step 2: Convert to fraction form
413,715.68/570,973.98 = 250,462.17/x - Step 3: Cross multiply
413,715.68x = 570,973.98 × 250,462.17 - Step 4: Simplify right side
413,715.68x = 143,007,382,044.34 - Step 5: Solve for x
x = 143,007,382,044.34/413,715.68 - Step 6: Final answer
x = 345,665.85
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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.