Finding the Fourth Proportional to 477,164.31, 715,746.60 and 224,259.09
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Solution
The fourth proportional to 477,164.31, 715,746.60 and 224,259.09 is: 336,388.70
Step by Step Solution
- Step 1: Write the proportion equation
477,164.31 : 715,746.60 = 224,259.09 : x - Step 2: Convert to fraction form
477,164.31/715,746.60 = 224,259.09/x - Step 3: Cross multiply
477,164.31x = 715,746.60 × 224,259.09 - Step 4: Simplify right side
477,164.31x = 160,512,681,186.59 - Step 5: Solve for x
x = 160,512,681,186.59/477,164.31 - Step 6: Final answer
x = 336,388.70
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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.