Finding the Fourth Proportional to 436,774.26, 602,746.56 and 245,790.84
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Solution
The fourth proportional to 436,774.26, 602,746.56 and 245,790.84 is: 339,190.28
Step by Step Solution
- Step 1: Write the proportion equation
436,774.26 : 602,746.56 = 245,790.84 : x - Step 2: Convert to fraction form
436,774.26/602,746.56 = 245,790.84/x - Step 3: Cross multiply
436,774.26x = 602,746.56 × 245,790.84 - Step 4: Simplify right side
436,774.26x = 148,149,583,289.51 - Step 5: Solve for x
x = 148,149,583,289.51/436,774.26 - Step 6: Final answer
x = 339,190.28
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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.