Finding the Fourth Proportional to 377,095.48, 520,378.44 and 207,328.28
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Solution
The fourth proportional to 377,095.48, 520,378.44 and 207,328.28 is: 286,105.70
Step by Step Solution
- Step 1: Write the proportion equation
377,095.48 : 520,378.44 = 207,328.28 : x - Step 2: Convert to fraction form
377,095.48/520,378.44 = 207,328.28/x - Step 3: Cross multiply
377,095.48x = 520,378.44 × 207,328.28 - Step 4: Simplify right side
377,095.48x = 107,889,166,914.28 - Step 5: Solve for x
x = 107,889,166,914.28/377,095.48 - Step 6: Final answer
x = 286,105.70
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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.