Finding the Fourth Proportional to 417,256.65, 575,814.33 and 226,269.99
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Solution
The fourth proportional to 417,256.65, 575,814.33 and 226,269.99 is: 312,252.67
Step by Step Solution
- Step 1: Write the proportion equation
417,256.65 : 575,814.33 = 226,269.99 : x - Step 2: Convert to fraction form
417,256.65/575,814.33 = 226,269.99/x - Step 3: Cross multiply
417,256.65x = 575,814.33 × 226,269.99 - Step 4: Simplify right side
417,256.65x = 130,289,502,690.96 - Step 5: Solve for x
x = 130,289,502,690.96/417,256.65 - Step 6: Final answer
x = 312,252.67
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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.