Finding the Fourth Proportional to 527,256.75, 791,019.99 and 153,279.75
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Solution
The fourth proportional to 527,256.75, 791,019.99 and 153,279.75 is: 229,958.83
Step by Step Solution
- Step 1: Write the proportion equation
527,256.75 : 791,019.99 = 153,279.75 : x - Step 2: Convert to fraction form
527,256.75/791,019.99 = 153,279.75/x - Step 3: Cross multiply
527,256.75x = 791,019.99 × 153,279.75 - Step 4: Simplify right side
527,256.75x = 121,247,346,312.20 - Step 5: Solve for x
x = 121,247,346,312.20/527,256.75 - Step 6: Final answer
x = 229,958.83
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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.