Finding the Fourth Proportional to 436,505.10, 602,370.99 and 245,518.62
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Solution
The fourth proportional to 436,505.10, 602,370.99 and 245,518.62 is: 338,812.29
Step by Step Solution
- Step 1: Write the proportion equation
436,505.10 : 602,370.99 = 245,518.62 : x - Step 2: Convert to fraction form
436,505.10/602,370.99 = 245,518.62/x - Step 3: Cross multiply
436,505.10x = 602,370.99 × 245,518.62 - Step 4: Simplify right side
436,505.10x = 147,893,294,192.83 - Step 5: Solve for x
x = 147,893,294,192.83/436,505.10 - Step 6: Final answer
x = 338,812.29
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1.5x scale
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.