Finding the Fourth Proportional to 532,504.47, 734,862.21 and 290,789.94
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Solution
The fourth proportional to 532,504.47, 734,862.21 and 290,789.94 is: 401,293.42
Step by Step Solution
- Step 1: Write the proportion equation
532,504.47 : 734,862.21 = 290,789.94 : x - Step 2: Convert to fraction form
532,504.47/734,862.21 = 290,789.94/x - Step 3: Cross multiply
532,504.47x = 734,862.21 × 290,789.94 - Step 4: Simplify right side
532,504.47x = 213,690,537,954.17 - Step 5: Solve for x
x = 213,690,537,954.17/532,504.47 - Step 6: Final answer
x = 401,293.42
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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.