Finding the Fourth Proportional to 505,848.24, 701,266.86 and 478,882.08
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Solution
The fourth proportional to 505,848.24, 701,266.86 and 478,882.08 is: 663,883.17
Step by Step Solution
- Step 1: Write the proportion equation
505,848.24 : 701,266.86 = 478,882.08 : x - Step 2: Convert to fraction form
505,848.24/701,266.86 = 478,882.08/x - Step 3: Cross multiply
505,848.24x = 701,266.86 × 478,882.08 - Step 4: Simplify right side
505,848.24x = 335,824,132,551.87 - Step 5: Solve for x
x = 335,824,132,551.87/505,848.24 - Step 6: Final answer
x = 663,883.17
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.