Finding the Fourth Proportional to 436,742.22, 602,697.87 and 245,740.62
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Solution
The fourth proportional to 436,742.22, 602,697.87 and 245,740.62 is: 339,118.46
Step by Step Solution
- Step 1: Write the proportion equation
436,742.22 : 602,697.87 = 245,740.62 : x - Step 2: Convert to fraction form
436,742.22/602,697.87 = 245,740.62/x - Step 3: Cross multiply
436,742.22x = 602,697.87 × 245,740.62 - Step 4: Simplify right side
436,742.22x = 148,107,348,246.48 - Step 5: Solve for x
x = 148,107,348,246.48/436,742.22 - Step 6: Final answer
x = 339,118.46
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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.