Finding the Fourth Proportional to 437,722.30, 656,194.65 and 260,040.70
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Solution
The fourth proportional to 437,722.30, 656,194.65 and 260,040.70 is: 389,830.07
Step by Step Solution
- Step 1: Write the proportion equation
437,722.30 : 656,194.65 = 260,040.70 : x - Step 2: Convert to fraction form
437,722.30/656,194.65 = 260,040.70/x - Step 3: Cross multiply
437,722.30x = 656,194.65 × 260,040.70 - Step 4: Simplify right side
437,722.30x = 170,637,316,122.26 - Step 5: Solve for x
x = 170,637,316,122.26/437,722.30 - Step 6: Final answer
x = 389,830.07
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.