Finding the Fourth Proportional to 342,926.01, 514,201.41 and 272,302.29
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Solution
The fourth proportional to 342,926.01, 514,201.41 and 272,302.29 is: 408,304.47
Step by Step Solution
- Step 1: Write the proportion equation
342,926.01 : 514,201.41 = 272,302.29 : x - Step 2: Convert to fraction form
342,926.01/514,201.41 = 272,302.29/x - Step 3: Cross multiply
342,926.01x = 514,201.41 × 272,302.29 - Step 4: Simplify right side
342,926.01x = 140,018,221,464.23 - Step 5: Solve for x
x = 140,018,221,464.23/342,926.01 - Step 6: Final answer
x = 408,304.47
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1.5x scale
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.