Finding the Fourth Proportional to 520,971.62, 781,550.37 and 184,207.79
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Solution
The fourth proportional to 520,971.62, 781,550.37 and 184,207.79 is: 276,344.55
Step by Step Solution
- Step 1: Write the proportion equation
520,971.62 : 781,550.37 = 184,207.79 : x - Step 2: Convert to fraction form
520,971.62/781,550.37 = 184,207.79/x - Step 3: Cross multiply
520,971.62x = 781,550.37 × 184,207.79 - Step 4: Simplify right side
520,971.62x = 143,967,668,385.26 - Step 5: Solve for x
x = 143,967,668,385.26/520,971.62 - Step 6: Final answer
x = 276,344.55
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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.