Finding the Fourth Proportional to 450,867.54, 676,404.99 and 135,330.42
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Solution
The fourth proportional to 450,867.54, 676,404.99 and 135,330.42 is: 203,026.75
Step by Step Solution
- Step 1: Write the proportion equation
450,867.54 : 676,404.99 = 135,330.42 : x - Step 2: Convert to fraction form
450,867.54/676,404.99 = 135,330.42/x - Step 3: Cross multiply
450,867.54x = 676,404.99 × 135,330.42 - Step 4: Simplify right side
450,867.54x = 91,538,171,386.80 - Step 5: Solve for x
x = 91,538,171,386.80/450,867.54 - Step 6: Final answer
x = 203,026.75
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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.