Finding the Fourth Proportional to 325,320.53, 487,270.08 and 135,204.48
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Solution
The fourth proportional to 325,320.53, 487,270.08 and 135,204.48 is: 202,511.35
Step by Step Solution
- Step 1: Write the proportion equation
325,320.53 : 487,270.08 = 135,204.48 : x - Step 2: Convert to fraction form
325,320.53/487,270.08 = 135,204.48/x - Step 3: Cross multiply
325,320.53x = 487,270.08 × 135,204.48 - Step 4: Simplify right side
325,320.53x = 65,881,097,785.96 - Step 5: Solve for x
x = 65,881,097,785.96/325,320.53 - Step 6: Final answer
x = 202,511.35
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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.