Finding the Fourth Proportional to 307,010.85, 460,620.84 and 187,307.46
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Solution
The fourth proportional to 307,010.85, 460,620.84 and 187,307.46 is: 281,024.99
Step by Step Solution
- Step 1: Write the proportion equation
307,010.85 : 460,620.84 = 187,307.46 : x - Step 2: Convert to fraction form
307,010.85/460,620.84 = 187,307.46/x - Step 3: Cross multiply
307,010.85x = 460,620.84 × 187,307.46 - Step 4: Simplify right side
307,010.85x = 86,277,719,563.47 - Step 5: Solve for x
x = 86,277,719,563.47/307,010.85 - Step 6: Final answer
x = 281,024.99
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1.5x scale
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.