Finding the Fourth Proportional to 314,982.68, 472,298.75 and 186,950.99
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Solution
The fourth proportional to 314,982.68, 472,298.75 and 186,950.99 is: 280,322.45
Step by Step Solution
- Step 1: Write the proportion equation
314,982.68 : 472,298.75 = 186,950.99 : x - Step 2: Convert to fraction form
314,982.68/472,298.75 = 186,950.99/x - Step 3: Cross multiply
314,982.68x = 472,298.75 × 186,950.99 - Step 4: Simplify right side
314,982.68x = 88,296,717,953.51 - Step 5: Solve for x
x = 88,296,717,953.51/314,982.68 - Step 6: Final answer
x = 280,322.45
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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.