Finding the Fourth Proportional to 570,266.19, 786,939.30 and 325,260.63
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Solution
The fourth proportional to 570,266.19, 786,939.30 and 325,260.63 is: 448,843.68
Step by Step Solution
- Step 1: Write the proportion equation
570,266.19 : 786,939.30 = 325,260.63 : x - Step 2: Convert to fraction form
570,266.19/786,939.30 = 325,260.63/x - Step 3: Cross multiply
570,266.19x = 786,939.30 × 325,260.63 - Step 4: Simplify right side
570,266.19x = 255,960,372,489.76 - Step 5: Solve for x
x = 255,960,372,489.76/570,266.19 - Step 6: Final answer
x = 448,843.68
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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.