Finding the Fourth Proportional to 472,728.24, 709,300.26 and 248,035.68
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Solution
The fourth proportional to 472,728.24, 709,300.26 and 248,035.68 is: 372,162.60
Step by Step Solution
- Step 1: Write the proportion equation
472,728.24 : 709,300.26 = 248,035.68 : x - Step 2: Convert to fraction form
472,728.24/709,300.26 = 248,035.68/x - Step 3: Cross multiply
472,728.24x = 709,300.26 × 248,035.68 - Step 4: Simplify right side
472,728.24x = 175,931,772,313.28 - Step 5: Solve for x
x = 175,931,772,313.28/472,728.24 - Step 6: Final answer
x = 372,162.60
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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.