Finding the Fourth Proportional to 417,403.08, 626,098.50 and 289,201.14
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Solution
The fourth proportional to 417,403.08, 626,098.50 and 289,201.14 is: 433,797.47
Step by Step Solution
- Step 1: Write the proportion equation
417,403.08 : 626,098.50 = 289,201.14 : x - Step 2: Convert to fraction form
417,403.08/626,098.50 = 289,201.14/x - Step 3: Cross multiply
417,403.08x = 626,098.50 × 289,201.14 - Step 4: Simplify right side
417,403.08x = 181,068,399,952.29 - Step 5: Solve for x
x = 181,068,399,952.29/417,403.08 - Step 6: Final answer
x = 433,797.47
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1.5x scale
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.