Finding the Fourth Proportional to 430,188.37, 593,656.26 and 239,200.09
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Solution
The fourth proportional to 430,188.37, 593,656.26 and 239,200.09 is: 330,094.07
Step by Step Solution
- Step 1: Write the proportion equation
430,188.37 : 593,656.26 = 239,200.09 : x - Step 2: Convert to fraction form
430,188.37/593,656.26 = 239,200.09/x - Step 3: Cross multiply
430,188.37x = 593,656.26 × 239,200.09 - Step 4: Simplify right side
430,188.37x = 142,002,627,852.78 - Step 5: Solve for x
x = 142,002,627,852.78/430,188.37 - Step 6: Final answer
x = 330,094.07
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1.5x scale
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.