Finding the Fourth Proportional to 436,352.98, 602,170.70 and 245,364.70
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Solution
The fourth proportional to 436,352.98, 602,170.70 and 245,364.70 is: 338,605.30
Step by Step Solution
- Step 1: Write the proportion equation
436,352.98 : 602,170.70 = 245,364.70 : x - Step 2: Convert to fraction form
436,352.98/602,170.70 = 245,364.70/x - Step 3: Cross multiply
436,352.98x = 602,170.70 × 245,364.70 - Step 4: Simplify right side
436,352.98x = 147,751,433,154.29 - Step 5: Solve for x
x = 147,751,433,154.29/436,352.98 - Step 6: Final answer
x = 338,605.30
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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.