Finding the Fourth Proportional to 436,497.56, 602,364.28 and 245,506.84
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Solution
The fourth proportional to 436,497.56, 602,364.28 and 245,506.84 is: 338,798.12
Step by Step Solution
- Step 1: Write the proportion equation
436,497.56 : 602,364.28 = 245,506.84 : x - Step 2: Convert to fraction form
436,497.56/602,364.28 = 245,506.84/x - Step 3: Cross multiply
436,497.56x = 602,364.28 × 245,506.84 - Step 4: Simplify right side
436,497.56x = 147,884,550,911.68 - Step 5: Solve for x
x = 147,884,550,911.68/436,497.56 - Step 6: Final answer
x = 338,798.12
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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.