Finding the Fourth Proportional to 314,400.08, 471,366.60 and 282,717.68
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Solution
The fourth proportional to 314,400.08, 471,366.60 and 282,717.68 is: 423,866.53
Step by Step Solution
- Step 1: Write the proportion equation
314,400.08 : 471,366.60 = 282,717.68 : x - Step 2: Convert to fraction form
314,400.08/471,366.60 = 282,717.68/x - Step 3: Cross multiply
314,400.08x = 471,366.60 × 282,717.68 - Step 4: Simplify right side
314,400.08x = 133,263,671,581.49 - Step 5: Solve for x
x = 133,263,671,581.49/314,400.08 - Step 6: Final answer
x = 423,866.53
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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.