Finding the Fourth Proportional to 436,225.41, 601,984.71 and 242,631.09
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Solution
The fourth proportional to 436,225.41, 601,984.71 and 242,631.09 is: 334,827.37
Step by Step Solution
- Step 1: Write the proportion equation
436,225.41 : 601,984.71 = 242,631.09 : x - Step 2: Convert to fraction form
436,225.41/601,984.71 = 242,631.09/x - Step 3: Cross multiply
436,225.41x = 601,984.71 × 242,631.09 - Step 4: Simplify right side
436,225.41x = 146,060,206,350.63 - Step 5: Solve for x
x = 146,060,206,350.63/436,225.41 - Step 6: Final answer
x = 334,827.37
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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.