Finding the Fourth Proportional to 472,313.96, 651,768.68 and 268,336.57
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Solution
The fourth proportional to 472,313.96, 651,768.68 and 268,336.57 is: 370,290.50
Step by Step Solution
- Step 1: Write the proportion equation
472,313.96 : 651,768.68 = 268,336.57 : x - Step 2: Convert to fraction form
472,313.96/651,768.68 = 268,336.57/x - Step 3: Cross multiply
472,313.96x = 651,768.68 × 268,336.57 - Step 4: Simplify right side
472,313.96x = 174,893,372,024.63 - Step 5: Solve for x
x = 174,893,372,024.63/472,313.96 - Step 6: Final answer
x = 370,290.50
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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.