Finding the Fourth Proportional to 431,424.24, 595,367.28 and 237,827.80
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Solution
The fourth proportional to 431,424.24, 595,367.28 and 237,827.80 is: 328,203.37
Step by Step Solution
- Step 1: Write the proportion equation
431,424.24 : 595,367.28 = 237,827.80 : x - Step 2: Convert to fraction form
431,424.24/595,367.28 = 237,827.80/x - Step 3: Cross multiply
431,424.24x = 595,367.28 × 237,827.80 - Step 4: Simplify right side
431,424.24x = 141,594,890,394.38 - Step 5: Solve for x
x = 141,594,890,394.38/431,424.24 - Step 6: Final answer
x = 328,203.37
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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.