Finding the Fourth Proportional to 417,031.74, 625,742.01 and 248,545.26
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Solution
The fourth proportional to 417,031.74, 625,742.01 and 248,545.26 is: 372,933.75
Step by Step Solution
- Step 1: Write the proportion equation
417,031.74 : 625,742.01 = 248,545.26 : x - Step 2: Convert to fraction form
417,031.74/625,742.01 = 248,545.26/x - Step 3: Cross multiply
417,031.74x = 625,742.01 × 248,545.26 - Step 4: Simplify right side
417,031.74x = 155,525,210,568.37 - Step 5: Solve for x
x = 155,525,210,568.37/417,031.74 - Step 6: Final answer
x = 372,933.75
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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.