Finding the Fourth Proportional to 442,507.79, 610,650.61 and 270,425.08
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Solution
The fourth proportional to 442,507.79, 610,650.61 and 270,425.08 is: 373,180.41
Step by Step Solution
- Step 1: Write the proportion equation
442,507.79 : 610,650.61 = 270,425.08 : x - Step 2: Convert to fraction form
442,507.79/610,650.61 = 270,425.08/x - Step 3: Cross multiply
442,507.79x = 610,650.61 × 270,425.08 - Step 4: Simplify right side
442,507.79x = 165,135,237,008.05 - Step 5: Solve for x
x = 165,135,237,008.05/442,507.79 - Step 6: Final answer
x = 373,180.41
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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.