Finding the Fourth Proportional to 631,703.69, 947,451.74 and 226,812.08
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Solution
The fourth proportional to 631,703.69, 947,451.74 and 226,812.08 is: 340,180.85
Step by Step Solution
- Step 1: Write the proportion equation
631,703.69 : 947,451.74 = 226,812.08 : x - Step 2: Convert to fraction form
631,703.69/947,451.74 = 226,812.08/x - Step 3: Cross multiply
631,703.69x = 947,451.74 × 226,812.08 - Step 4: Simplify right side
631,703.69x = 214,893,500,520.35 - Step 5: Solve for x
x = 214,893,500,520.35/631,703.69 - Step 6: Final answer
x = 340,180.85
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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.