Finding the Fourth Proportional to 417,569.99, 626,048.29 and 133,096.77
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Solution
The fourth proportional to 417,569.99, 626,048.29 and 133,096.77 is: 199,547.40
Step by Step Solution
- Step 1: Write the proportion equation
417,569.99 : 626,048.29 = 133,096.77 : x - Step 2: Convert to fraction form
417,569.99/626,048.29 = 133,096.77/x - Step 3: Cross multiply
417,569.99x = 626,048.29 × 133,096.77 - Step 4: Simplify right side
417,569.99x = 83,325,005,429.39 - Step 5: Solve for x
x = 83,325,005,429.39/417,569.99 - Step 6: Final answer
x = 199,547.40
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.