Finding the Fourth Proportional to 445,668.08, 614,962.68 and 252,102.20
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Solution
The fourth proportional to 445,668.08, 614,962.68 and 252,102.20 is: 347,867.51
Step by Step Solution
- Step 1: Write the proportion equation
445,668.08 : 614,962.68 = 252,102.20 : x - Step 2: Convert to fraction form
445,668.08/614,962.68 = 252,102.20/x - Step 3: Cross multiply
445,668.08x = 614,962.68 × 252,102.20 - Step 4: Simplify right side
445,668.08x = 155,033,444,545.90 - Step 5: Solve for x
x = 155,033,444,545.90/445,668.08 - Step 6: Final answer
x = 347,867.51
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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.